xref: /openbmc/linux/drivers/gpu/drm/i915/gvt/handlers.c (revision e33bbe69149b802c0c77bfb822685772f85388ca)
1 /*
2  * Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21  * SOFTWARE.
22  *
23  * Authors:
24  *    Kevin Tian <kevin.tian@intel.com>
25  *    Eddie Dong <eddie.dong@intel.com>
26  *    Zhiyuan Lv <zhiyuan.lv@intel.com>
27  *
28  * Contributors:
29  *    Min He <min.he@intel.com>
30  *    Tina Zhang <tina.zhang@intel.com>
31  *    Pei Zhang <pei.zhang@intel.com>
32  *    Niu Bing <bing.niu@intel.com>
33  *    Ping Gao <ping.a.gao@intel.com>
34  *    Zhi Wang <zhi.a.wang@intel.com>
35  *
36 
37  */
38 
39 #include "i915_drv.h"
40 #include "gvt.h"
41 #include "i915_pvinfo.h"
42 
43 /* XXX FIXME i915 has changed PP_XXX definition */
44 #define PCH_PP_STATUS  _MMIO(0xc7200)
45 #define PCH_PP_CONTROL _MMIO(0xc7204)
46 #define PCH_PP_ON_DELAYS _MMIO(0xc7208)
47 #define PCH_PP_OFF_DELAYS _MMIO(0xc720c)
48 #define PCH_PP_DIVISOR _MMIO(0xc7210)
49 
50 unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt)
51 {
52 	if (IS_BROADWELL(gvt->dev_priv))
53 		return D_BDW;
54 	else if (IS_SKYLAKE(gvt->dev_priv))
55 		return D_SKL;
56 	else if (IS_KABYLAKE(gvt->dev_priv))
57 		return D_KBL;
58 
59 	return 0;
60 }
61 
62 bool intel_gvt_match_device(struct intel_gvt *gvt,
63 		unsigned long device)
64 {
65 	return intel_gvt_get_device_type(gvt) & device;
66 }
67 
68 static void read_vreg(struct intel_vgpu *vgpu, unsigned int offset,
69 	void *p_data, unsigned int bytes)
70 {
71 	memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes);
72 }
73 
74 static void write_vreg(struct intel_vgpu *vgpu, unsigned int offset,
75 	void *p_data, unsigned int bytes)
76 {
77 	memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes);
78 }
79 
80 static struct intel_gvt_mmio_info *find_mmio_info(struct intel_gvt *gvt,
81 						  unsigned int offset)
82 {
83 	struct intel_gvt_mmio_info *e;
84 
85 	hash_for_each_possible(gvt->mmio.mmio_info_table, e, node, offset) {
86 		if (e->offset == offset)
87 			return e;
88 	}
89 	return NULL;
90 }
91 
92 static int new_mmio_info(struct intel_gvt *gvt,
93 		u32 offset, u8 flags, u32 size,
94 		u32 addr_mask, u32 ro_mask, u32 device,
95 		gvt_mmio_func read, gvt_mmio_func write)
96 {
97 	struct intel_gvt_mmio_info *info, *p;
98 	u32 start, end, i;
99 
100 	if (!intel_gvt_match_device(gvt, device))
101 		return 0;
102 
103 	if (WARN_ON(!IS_ALIGNED(offset, 4)))
104 		return -EINVAL;
105 
106 	start = offset;
107 	end = offset + size;
108 
109 	for (i = start; i < end; i += 4) {
110 		info = kzalloc(sizeof(*info), GFP_KERNEL);
111 		if (!info)
112 			return -ENOMEM;
113 
114 		info->offset = i;
115 		p = find_mmio_info(gvt, info->offset);
116 		if (p) {
117 			WARN(1, "dup mmio definition offset %x\n",
118 				info->offset);
119 			kfree(info);
120 
121 			/* We return -EEXIST here to make GVT-g load fail.
122 			 * So duplicated MMIO can be found as soon as
123 			 * possible.
124 			 */
125 			return -EEXIST;
126 		}
127 
128 		info->ro_mask = ro_mask;
129 		info->device = device;
130 		info->read = read ? read : intel_vgpu_default_mmio_read;
131 		info->write = write ? write : intel_vgpu_default_mmio_write;
132 		gvt->mmio.mmio_attribute[info->offset / 4] = flags;
133 		INIT_HLIST_NODE(&info->node);
134 		hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset);
135 		gvt->mmio.num_tracked_mmio++;
136 	}
137 	return 0;
138 }
139 
140 /**
141  * intel_gvt_render_mmio_to_ring_id - convert a mmio offset into ring id
142  * @gvt: a GVT device
143  * @offset: register offset
144  *
145  * Returns:
146  * Ring ID on success, negative error code if failed.
147  */
148 int intel_gvt_render_mmio_to_ring_id(struct intel_gvt *gvt,
149 		unsigned int offset)
150 {
151 	enum intel_engine_id id;
152 	struct intel_engine_cs *engine;
153 
154 	offset &= ~GENMASK(11, 0);
155 	for_each_engine(engine, gvt->dev_priv, id) {
156 		if (engine->mmio_base == offset)
157 			return id;
158 	}
159 	return -ENODEV;
160 }
161 
162 #define offset_to_fence_num(offset) \
163 	((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3)
164 
165 #define fence_num_to_offset(num) \
166 	(num * 8 + i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0)))
167 
168 
169 void enter_failsafe_mode(struct intel_vgpu *vgpu, int reason)
170 {
171 	switch (reason) {
172 	case GVT_FAILSAFE_UNSUPPORTED_GUEST:
173 		pr_err("Detected your guest driver doesn't support GVT-g.\n");
174 		break;
175 	case GVT_FAILSAFE_INSUFFICIENT_RESOURCE:
176 		pr_err("Graphics resource is not enough for the guest\n");
177 		break;
178 	case GVT_FAILSAFE_GUEST_ERR:
179 		pr_err("GVT Internal error  for the guest\n");
180 		break;
181 	default:
182 		break;
183 	}
184 	pr_err("Now vgpu %d will enter failsafe mode.\n", vgpu->id);
185 	vgpu->failsafe = true;
186 }
187 
188 static int sanitize_fence_mmio_access(struct intel_vgpu *vgpu,
189 		unsigned int fence_num, void *p_data, unsigned int bytes)
190 {
191 	unsigned int max_fence = vgpu_fence_sz(vgpu);
192 
193 	if (fence_num >= max_fence) {
194 
195 		/* When guest access oob fence regs without access
196 		 * pv_info first, we treat guest not supporting GVT,
197 		 * and we will let vgpu enter failsafe mode.
198 		 */
199 		if (!vgpu->pv_notified)
200 			enter_failsafe_mode(vgpu,
201 					GVT_FAILSAFE_UNSUPPORTED_GUEST);
202 
203 		if (!vgpu->mmio.disable_warn_untrack) {
204 			gvt_vgpu_err("found oob fence register access\n");
205 			gvt_vgpu_err("total fence %d, access fence %d\n",
206 				     max_fence, fence_num);
207 		}
208 		memset(p_data, 0, bytes);
209 		return -EINVAL;
210 	}
211 	return 0;
212 }
213 
214 static int fence_mmio_read(struct intel_vgpu *vgpu, unsigned int off,
215 		void *p_data, unsigned int bytes)
216 {
217 	int ret;
218 
219 	ret = sanitize_fence_mmio_access(vgpu, offset_to_fence_num(off),
220 			p_data, bytes);
221 	if (ret)
222 		return ret;
223 	read_vreg(vgpu, off, p_data, bytes);
224 	return 0;
225 }
226 
227 static int fence_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
228 		void *p_data, unsigned int bytes)
229 {
230 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
231 	unsigned int fence_num = offset_to_fence_num(off);
232 	int ret;
233 
234 	ret = sanitize_fence_mmio_access(vgpu, fence_num, p_data, bytes);
235 	if (ret)
236 		return ret;
237 	write_vreg(vgpu, off, p_data, bytes);
238 
239 	mmio_hw_access_pre(dev_priv);
240 	intel_vgpu_write_fence(vgpu, fence_num,
241 			vgpu_vreg64(vgpu, fence_num_to_offset(fence_num)));
242 	mmio_hw_access_post(dev_priv);
243 	return 0;
244 }
245 
246 #define CALC_MODE_MASK_REG(old, new) \
247 	(((new) & GENMASK(31, 16)) \
248 	 | ((((old) & GENMASK(15, 0)) & ~((new) >> 16)) \
249 	 | ((new) & ((new) >> 16))))
250 
251 static int mul_force_wake_write(struct intel_vgpu *vgpu,
252 		unsigned int offset, void *p_data, unsigned int bytes)
253 {
254 	u32 old, new;
255 	uint32_t ack_reg_offset;
256 
257 	old = vgpu_vreg(vgpu, offset);
258 	new = CALC_MODE_MASK_REG(old, *(u32 *)p_data);
259 
260 	if (IS_SKYLAKE(vgpu->gvt->dev_priv)
261 		|| IS_KABYLAKE(vgpu->gvt->dev_priv)) {
262 		switch (offset) {
263 		case FORCEWAKE_RENDER_GEN9_REG:
264 			ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG;
265 			break;
266 		case FORCEWAKE_BLITTER_GEN9_REG:
267 			ack_reg_offset = FORCEWAKE_ACK_BLITTER_GEN9_REG;
268 			break;
269 		case FORCEWAKE_MEDIA_GEN9_REG:
270 			ack_reg_offset = FORCEWAKE_ACK_MEDIA_GEN9_REG;
271 			break;
272 		default:
273 			/*should not hit here*/
274 			gvt_vgpu_err("invalid forcewake offset 0x%x\n", offset);
275 			return -EINVAL;
276 		}
277 	} else {
278 		ack_reg_offset = FORCEWAKE_ACK_HSW_REG;
279 	}
280 
281 	vgpu_vreg(vgpu, offset) = new;
282 	vgpu_vreg(vgpu, ack_reg_offset) = (new & GENMASK(15, 0));
283 	return 0;
284 }
285 
286 static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
287 			    void *p_data, unsigned int bytes)
288 {
289 	unsigned int engine_mask = 0;
290 	u32 data;
291 
292 	write_vreg(vgpu, offset, p_data, bytes);
293 	data = vgpu_vreg(vgpu, offset);
294 
295 	if (data & GEN6_GRDOM_FULL) {
296 		gvt_dbg_mmio("vgpu%d: request full GPU reset\n", vgpu->id);
297 		engine_mask = ALL_ENGINES;
298 	} else {
299 		if (data & GEN6_GRDOM_RENDER) {
300 			gvt_dbg_mmio("vgpu%d: request RCS reset\n", vgpu->id);
301 			engine_mask |= (1 << RCS);
302 		}
303 		if (data & GEN6_GRDOM_MEDIA) {
304 			gvt_dbg_mmio("vgpu%d: request VCS reset\n", vgpu->id);
305 			engine_mask |= (1 << VCS);
306 		}
307 		if (data & GEN6_GRDOM_BLT) {
308 			gvt_dbg_mmio("vgpu%d: request BCS Reset\n", vgpu->id);
309 			engine_mask |= (1 << BCS);
310 		}
311 		if (data & GEN6_GRDOM_VECS) {
312 			gvt_dbg_mmio("vgpu%d: request VECS Reset\n", vgpu->id);
313 			engine_mask |= (1 << VECS);
314 		}
315 		if (data & GEN8_GRDOM_MEDIA2) {
316 			gvt_dbg_mmio("vgpu%d: request VCS2 Reset\n", vgpu->id);
317 			if (HAS_BSD2(vgpu->gvt->dev_priv))
318 				engine_mask |= (1 << VCS2);
319 		}
320 	}
321 
322 	intel_gvt_reset_vgpu_locked(vgpu, false, engine_mask);
323 
324 	/* sw will wait for the device to ack the reset request */
325 	vgpu_vreg(vgpu, offset) = 0;
326 
327 	return 0;
328 }
329 
330 static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
331 		void *p_data, unsigned int bytes)
332 {
333 	return intel_gvt_i2c_handle_gmbus_read(vgpu, offset, p_data, bytes);
334 }
335 
336 static int gmbus_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
337 		void *p_data, unsigned int bytes)
338 {
339 	return intel_gvt_i2c_handle_gmbus_write(vgpu, offset, p_data, bytes);
340 }
341 
342 static int pch_pp_control_mmio_write(struct intel_vgpu *vgpu,
343 		unsigned int offset, void *p_data, unsigned int bytes)
344 {
345 	write_vreg(vgpu, offset, p_data, bytes);
346 
347 	if (vgpu_vreg(vgpu, offset) & PANEL_POWER_ON) {
348 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_ON;
349 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_SEQUENCE_STATE_ON_IDLE;
350 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_SEQUENCE_POWER_DOWN;
351 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_CYCLE_DELAY_ACTIVE;
352 
353 	} else
354 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &=
355 			~(PP_ON | PP_SEQUENCE_POWER_DOWN
356 					| PP_CYCLE_DELAY_ACTIVE);
357 	return 0;
358 }
359 
360 static int transconf_mmio_write(struct intel_vgpu *vgpu,
361 		unsigned int offset, void *p_data, unsigned int bytes)
362 {
363 	write_vreg(vgpu, offset, p_data, bytes);
364 
365 	if (vgpu_vreg(vgpu, offset) & TRANS_ENABLE)
366 		vgpu_vreg(vgpu, offset) |= TRANS_STATE_ENABLE;
367 	else
368 		vgpu_vreg(vgpu, offset) &= ~TRANS_STATE_ENABLE;
369 	return 0;
370 }
371 
372 static int lcpll_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
373 		void *p_data, unsigned int bytes)
374 {
375 	write_vreg(vgpu, offset, p_data, bytes);
376 
377 	if (vgpu_vreg(vgpu, offset) & LCPLL_PLL_DISABLE)
378 		vgpu_vreg(vgpu, offset) &= ~LCPLL_PLL_LOCK;
379 	else
380 		vgpu_vreg(vgpu, offset) |= LCPLL_PLL_LOCK;
381 
382 	if (vgpu_vreg(vgpu, offset) & LCPLL_CD_SOURCE_FCLK)
383 		vgpu_vreg(vgpu, offset) |= LCPLL_CD_SOURCE_FCLK_DONE;
384 	else
385 		vgpu_vreg(vgpu, offset) &= ~LCPLL_CD_SOURCE_FCLK_DONE;
386 
387 	return 0;
388 }
389 
390 static int dpy_reg_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
391 		void *p_data, unsigned int bytes)
392 {
393 	switch (offset) {
394 	case 0xe651c:
395 	case 0xe661c:
396 	case 0xe671c:
397 	case 0xe681c:
398 		vgpu_vreg(vgpu, offset) = 1 << 17;
399 		break;
400 	case 0xe6c04:
401 		vgpu_vreg(vgpu, offset) = 0x3;
402 		break;
403 	case 0xe6e1c:
404 		vgpu_vreg(vgpu, offset) = 0x2f << 16;
405 		break;
406 	default:
407 		return -EINVAL;
408 	}
409 
410 	read_vreg(vgpu, offset, p_data, bytes);
411 	return 0;
412 }
413 
414 static int pipeconf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
415 		void *p_data, unsigned int bytes)
416 {
417 	u32 data;
418 
419 	write_vreg(vgpu, offset, p_data, bytes);
420 	data = vgpu_vreg(vgpu, offset);
421 
422 	if (data & PIPECONF_ENABLE)
423 		vgpu_vreg(vgpu, offset) |= I965_PIPECONF_ACTIVE;
424 	else
425 		vgpu_vreg(vgpu, offset) &= ~I965_PIPECONF_ACTIVE;
426 	intel_gvt_check_vblank_emulation(vgpu->gvt);
427 	return 0;
428 }
429 
430 /* ascendingly sorted */
431 static i915_reg_t force_nonpriv_white_list[] = {
432 	GEN9_CS_DEBUG_MODE1, //_MMIO(0x20ec)
433 	GEN9_CTX_PREEMPT_REG,//_MMIO(0x2248)
434 	GEN8_CS_CHICKEN1,//_MMIO(0x2580)
435 	_MMIO(0x2690),
436 	_MMIO(0x2694),
437 	_MMIO(0x2698),
438 	_MMIO(0x4de0),
439 	_MMIO(0x4de4),
440 	_MMIO(0x4dfc),
441 	GEN7_COMMON_SLICE_CHICKEN1,//_MMIO(0x7010)
442 	_MMIO(0x7014),
443 	HDC_CHICKEN0,//_MMIO(0x7300)
444 	GEN8_HDC_CHICKEN1,//_MMIO(0x7304)
445 	_MMIO(0x7700),
446 	_MMIO(0x7704),
447 	_MMIO(0x7708),
448 	_MMIO(0x770c),
449 	_MMIO(0xb110),
450 	GEN8_L3SQCREG4,//_MMIO(0xb118)
451 	_MMIO(0xe100),
452 	_MMIO(0xe18c),
453 	_MMIO(0xe48c),
454 	_MMIO(0xe5f4),
455 };
456 
457 /* a simple bsearch */
458 static inline bool in_whitelist(unsigned int reg)
459 {
460 	int left = 0, right = ARRAY_SIZE(force_nonpriv_white_list);
461 	i915_reg_t *array = force_nonpriv_white_list;
462 
463 	while (left < right) {
464 		int mid = (left + right)/2;
465 
466 		if (reg > array[mid].reg)
467 			left = mid + 1;
468 		else if (reg < array[mid].reg)
469 			right = mid;
470 		else
471 			return true;
472 	}
473 	return false;
474 }
475 
476 static int force_nonpriv_write(struct intel_vgpu *vgpu,
477 	unsigned int offset, void *p_data, unsigned int bytes)
478 {
479 	u32 reg_nonpriv = *(u32 *)p_data;
480 	int ret = -EINVAL;
481 
482 	if ((bytes != 4) || ((offset & (bytes - 1)) != 0)) {
483 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV offset %x(%dB)\n",
484 			vgpu->id, offset, bytes);
485 		return ret;
486 	}
487 
488 	if (in_whitelist(reg_nonpriv)) {
489 		ret = intel_vgpu_default_mmio_write(vgpu, offset, p_data,
490 			bytes);
491 	} else {
492 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV write %x\n",
493 			vgpu->id, reg_nonpriv);
494 	}
495 	return ret;
496 }
497 
498 static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
499 		void *p_data, unsigned int bytes)
500 {
501 	write_vreg(vgpu, offset, p_data, bytes);
502 
503 	if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) {
504 		vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE;
505 	} else {
506 		vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE;
507 		if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E)))
508 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E))
509 				&= ~DP_TP_STATUS_AUTOTRAIN_DONE;
510 	}
511 	return 0;
512 }
513 
514 static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu,
515 		unsigned int offset, void *p_data, unsigned int bytes)
516 {
517 	vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data;
518 	return 0;
519 }
520 
521 #define FDI_LINK_TRAIN_PATTERN1         0
522 #define FDI_LINK_TRAIN_PATTERN2         1
523 
524 static int fdi_auto_training_started(struct intel_vgpu *vgpu)
525 {
526 	u32 ddi_buf_ctl = vgpu_vreg_t(vgpu, DDI_BUF_CTL(PORT_E));
527 	u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL);
528 	u32 tx_ctl = vgpu_vreg_t(vgpu, DP_TP_CTL(PORT_E));
529 
530 	if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) &&
531 			(rx_ctl & FDI_RX_ENABLE) &&
532 			(rx_ctl & FDI_AUTO_TRAINING) &&
533 			(tx_ctl & DP_TP_CTL_ENABLE) &&
534 			(tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN))
535 		return 1;
536 	else
537 		return 0;
538 }
539 
540 static int check_fdi_rx_train_status(struct intel_vgpu *vgpu,
541 		enum pipe pipe, unsigned int train_pattern)
542 {
543 	i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl;
544 	unsigned int fdi_rx_check_bits, fdi_tx_check_bits;
545 	unsigned int fdi_rx_train_bits, fdi_tx_train_bits;
546 	unsigned int fdi_iir_check_bits;
547 
548 	fdi_rx_imr = FDI_RX_IMR(pipe);
549 	fdi_tx_ctl = FDI_TX_CTL(pipe);
550 	fdi_rx_ctl = FDI_RX_CTL(pipe);
551 
552 	if (train_pattern == FDI_LINK_TRAIN_PATTERN1) {
553 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT;
554 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1;
555 		fdi_iir_check_bits = FDI_RX_BIT_LOCK;
556 	} else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) {
557 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT;
558 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
559 		fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
560 	} else {
561 		gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
562 		return -EINVAL;
563 	}
564 
565 	fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits;
566 	fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits;
567 
568 	/* If imr bit has been masked */
569 	if (vgpu_vreg_t(vgpu, fdi_rx_imr) & fdi_iir_check_bits)
570 		return 0;
571 
572 	if (((vgpu_vreg_t(vgpu, fdi_tx_ctl) & fdi_tx_check_bits)
573 			== fdi_tx_check_bits)
574 		&& ((vgpu_vreg_t(vgpu, fdi_rx_ctl) & fdi_rx_check_bits)
575 			== fdi_rx_check_bits))
576 		return 1;
577 	else
578 		return 0;
579 }
580 
581 #define INVALID_INDEX (~0U)
582 
583 static unsigned int calc_index(unsigned int offset, unsigned int start,
584 	unsigned int next, unsigned int end, i915_reg_t i915_end)
585 {
586 	unsigned int range = next - start;
587 
588 	if (!end)
589 		end = i915_mmio_reg_offset(i915_end);
590 	if (offset < start || offset > end)
591 		return INVALID_INDEX;
592 	offset -= start;
593 	return offset / range;
594 }
595 
596 #define FDI_RX_CTL_TO_PIPE(offset) \
597 	calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C))
598 
599 #define FDI_TX_CTL_TO_PIPE(offset) \
600 	calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C))
601 
602 #define FDI_RX_IMR_TO_PIPE(offset) \
603 	calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C))
604 
605 static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu,
606 		unsigned int offset, void *p_data, unsigned int bytes)
607 {
608 	i915_reg_t fdi_rx_iir;
609 	unsigned int index;
610 	int ret;
611 
612 	if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX)
613 		index = FDI_RX_CTL_TO_PIPE(offset);
614 	else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX)
615 		index = FDI_TX_CTL_TO_PIPE(offset);
616 	else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
617 		index = FDI_RX_IMR_TO_PIPE(offset);
618 	else {
619 		gvt_vgpu_err("Unsupport registers %x\n", offset);
620 		return -EINVAL;
621 	}
622 
623 	write_vreg(vgpu, offset, p_data, bytes);
624 
625 	fdi_rx_iir = FDI_RX_IIR(index);
626 
627 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1);
628 	if (ret < 0)
629 		return ret;
630 	if (ret)
631 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK;
632 
633 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2);
634 	if (ret < 0)
635 		return ret;
636 	if (ret)
637 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK;
638 
639 	if (offset == _FDI_RXA_CTL)
640 		if (fdi_auto_training_started(vgpu))
641 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E)) |=
642 				DP_TP_STATUS_AUTOTRAIN_DONE;
643 	return 0;
644 }
645 
646 #define DP_TP_CTL_TO_PORT(offset) \
647 	calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E))
648 
649 static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
650 		void *p_data, unsigned int bytes)
651 {
652 	i915_reg_t status_reg;
653 	unsigned int index;
654 	u32 data;
655 
656 	write_vreg(vgpu, offset, p_data, bytes);
657 
658 	index = DP_TP_CTL_TO_PORT(offset);
659 	data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8;
660 	if (data == 0x2) {
661 		status_reg = DP_TP_STATUS(index);
662 		vgpu_vreg_t(vgpu, status_reg) |= (1 << 25);
663 	}
664 	return 0;
665 }
666 
667 static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu,
668 		unsigned int offset, void *p_data, unsigned int bytes)
669 {
670 	u32 reg_val;
671 	u32 sticky_mask;
672 
673 	reg_val = *((u32 *)p_data);
674 	sticky_mask = GENMASK(27, 26) | (1 << 24);
675 
676 	vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) |
677 		(vgpu_vreg(vgpu, offset) & sticky_mask);
678 	vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask);
679 	return 0;
680 }
681 
682 static int pch_adpa_mmio_write(struct intel_vgpu *vgpu,
683 		unsigned int offset, void *p_data, unsigned int bytes)
684 {
685 	u32 data;
686 
687 	write_vreg(vgpu, offset, p_data, bytes);
688 	data = vgpu_vreg(vgpu, offset);
689 
690 	if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER)
691 		vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
692 	return 0;
693 }
694 
695 static int south_chicken2_mmio_write(struct intel_vgpu *vgpu,
696 		unsigned int offset, void *p_data, unsigned int bytes)
697 {
698 	u32 data;
699 
700 	write_vreg(vgpu, offset, p_data, bytes);
701 	data = vgpu_vreg(vgpu, offset);
702 
703 	if (data & FDI_MPHY_IOSFSB_RESET_CTL)
704 		vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS;
705 	else
706 		vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS;
707 	return 0;
708 }
709 
710 #define DSPSURF_TO_PIPE(offset) \
711 	calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C))
712 
713 static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
714 		void *p_data, unsigned int bytes)
715 {
716 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
717 	unsigned int index = DSPSURF_TO_PIPE(offset);
718 	i915_reg_t surflive_reg = DSPSURFLIVE(index);
719 	int flip_event[] = {
720 		[PIPE_A] = PRIMARY_A_FLIP_DONE,
721 		[PIPE_B] = PRIMARY_B_FLIP_DONE,
722 		[PIPE_C] = PRIMARY_C_FLIP_DONE,
723 	};
724 
725 	write_vreg(vgpu, offset, p_data, bytes);
726 	vgpu_vreg_t(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
727 
728 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
729 	return 0;
730 }
731 
732 #define SPRSURF_TO_PIPE(offset) \
733 	calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C))
734 
735 static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
736 		void *p_data, unsigned int bytes)
737 {
738 	unsigned int index = SPRSURF_TO_PIPE(offset);
739 	i915_reg_t surflive_reg = SPRSURFLIVE(index);
740 	int flip_event[] = {
741 		[PIPE_A] = SPRITE_A_FLIP_DONE,
742 		[PIPE_B] = SPRITE_B_FLIP_DONE,
743 		[PIPE_C] = SPRITE_C_FLIP_DONE,
744 	};
745 
746 	write_vreg(vgpu, offset, p_data, bytes);
747 	vgpu_vreg_t(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
748 
749 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
750 	return 0;
751 }
752 
753 static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu,
754 		unsigned int reg)
755 {
756 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
757 	enum intel_gvt_event_type event;
758 
759 	if (reg == _DPA_AUX_CH_CTL)
760 		event = AUX_CHANNEL_A;
761 	else if (reg == _PCH_DPB_AUX_CH_CTL || reg == _DPB_AUX_CH_CTL)
762 		event = AUX_CHANNEL_B;
763 	else if (reg == _PCH_DPC_AUX_CH_CTL || reg == _DPC_AUX_CH_CTL)
764 		event = AUX_CHANNEL_C;
765 	else if (reg == _PCH_DPD_AUX_CH_CTL || reg == _DPD_AUX_CH_CTL)
766 		event = AUX_CHANNEL_D;
767 	else {
768 		WARN_ON(true);
769 		return -EINVAL;
770 	}
771 
772 	intel_vgpu_trigger_virtual_event(vgpu, event);
773 	return 0;
774 }
775 
776 static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value,
777 		unsigned int reg, int len, bool data_valid)
778 {
779 	/* mark transaction done */
780 	value |= DP_AUX_CH_CTL_DONE;
781 	value &= ~DP_AUX_CH_CTL_SEND_BUSY;
782 	value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR;
783 
784 	if (data_valid)
785 		value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR;
786 	else
787 		value |= DP_AUX_CH_CTL_TIME_OUT_ERROR;
788 
789 	/* message size */
790 	value &= ~(0xf << 20);
791 	value |= (len << 20);
792 	vgpu_vreg(vgpu, reg) = value;
793 
794 	if (value & DP_AUX_CH_CTL_INTERRUPT)
795 		return trigger_aux_channel_interrupt(vgpu, reg);
796 	return 0;
797 }
798 
799 static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd,
800 		uint8_t t)
801 {
802 	if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) {
803 		/* training pattern 1 for CR */
804 		/* set LANE0_CR_DONE, LANE1_CR_DONE */
805 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE;
806 		/* set LANE2_CR_DONE, LANE3_CR_DONE */
807 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE;
808 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
809 			DPCD_TRAINING_PATTERN_2) {
810 		/* training pattern 2 for EQ */
811 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane0_1 */
812 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE;
813 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED;
814 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane2_3 */
815 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE;
816 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED;
817 		/* set INTERLANE_ALIGN_DONE */
818 		dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |=
819 			DPCD_INTERLANE_ALIGN_DONE;
820 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
821 			DPCD_LINK_TRAINING_DISABLED) {
822 		/* finish link training */
823 		/* set sink status as synchronized */
824 		dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC;
825 	}
826 }
827 
828 #define _REG_HSW_DP_AUX_CH_CTL(dp) \
829 	((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010)
830 
831 #define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100)
832 
833 #define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8)
834 
835 #define dpy_is_valid_port(port)	\
836 		(((port) >= PORT_A) && ((port) < I915_MAX_PORTS))
837 
838 static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
839 		unsigned int offset, void *p_data, unsigned int bytes)
840 {
841 	struct intel_vgpu_display *display = &vgpu->display;
842 	int msg, addr, ctrl, op, len;
843 	int port_index = OFFSET_TO_DP_AUX_PORT(offset);
844 	struct intel_vgpu_dpcd_data *dpcd = NULL;
845 	struct intel_vgpu_port *port = NULL;
846 	u32 data;
847 
848 	if (!dpy_is_valid_port(port_index)) {
849 		gvt_vgpu_err("Unsupported DP port access!\n");
850 		return 0;
851 	}
852 
853 	write_vreg(vgpu, offset, p_data, bytes);
854 	data = vgpu_vreg(vgpu, offset);
855 
856 	if ((IS_SKYLAKE(vgpu->gvt->dev_priv)
857 		|| IS_KABYLAKE(vgpu->gvt->dev_priv))
858 		&& offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
859 		/* SKL DPB/C/D aux ctl register changed */
860 		return 0;
861 	} else if (IS_BROADWELL(vgpu->gvt->dev_priv) &&
862 		   offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) {
863 		/* write to the data registers */
864 		return 0;
865 	}
866 
867 	if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) {
868 		/* just want to clear the sticky bits */
869 		vgpu_vreg(vgpu, offset) = 0;
870 		return 0;
871 	}
872 
873 	port = &display->ports[port_index];
874 	dpcd = port->dpcd;
875 
876 	/* read out message from DATA1 register */
877 	msg = vgpu_vreg(vgpu, offset + 4);
878 	addr = (msg >> 8) & 0xffff;
879 	ctrl = (msg >> 24) & 0xff;
880 	len = msg & 0xff;
881 	op = ctrl >> 4;
882 
883 	if (op == GVT_AUX_NATIVE_WRITE) {
884 		int t;
885 		uint8_t buf[16];
886 
887 		if ((addr + len + 1) >= DPCD_SIZE) {
888 			/*
889 			 * Write request exceeds what we supported,
890 			 * DCPD spec: When a Source Device is writing a DPCD
891 			 * address not supported by the Sink Device, the Sink
892 			 * Device shall reply with AUX NACK and “M” equal to
893 			 * zero.
894 			 */
895 
896 			/* NAK the write */
897 			vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK;
898 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true);
899 			return 0;
900 		}
901 
902 		/*
903 		 * Write request format: (command + address) occupies
904 		 * 3 bytes, followed by (len + 1) bytes of data.
905 		 */
906 		if (WARN_ON((len + 4) > AUX_BURST_SIZE))
907 			return -EINVAL;
908 
909 		/* unpack data from vreg to buf */
910 		for (t = 0; t < 4; t++) {
911 			u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4);
912 
913 			buf[t * 4] = (r >> 24) & 0xff;
914 			buf[t * 4 + 1] = (r >> 16) & 0xff;
915 			buf[t * 4 + 2] = (r >> 8) & 0xff;
916 			buf[t * 4 + 3] = r & 0xff;
917 		}
918 
919 		/* write to virtual DPCD */
920 		if (dpcd && dpcd->data_valid) {
921 			for (t = 0; t <= len; t++) {
922 				int p = addr + t;
923 
924 				dpcd->data[p] = buf[t];
925 				/* check for link training */
926 				if (p == DPCD_TRAINING_PATTERN_SET)
927 					dp_aux_ch_ctl_link_training(dpcd,
928 							buf[t]);
929 			}
930 		}
931 
932 		/* ACK the write */
933 		vgpu_vreg(vgpu, offset + 4) = 0;
934 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1,
935 				dpcd && dpcd->data_valid);
936 		return 0;
937 	}
938 
939 	if (op == GVT_AUX_NATIVE_READ) {
940 		int idx, i, ret = 0;
941 
942 		if ((addr + len + 1) >= DPCD_SIZE) {
943 			/*
944 			 * read request exceeds what we supported
945 			 * DPCD spec: A Sink Device receiving a Native AUX CH
946 			 * read request for an unsupported DPCD address must
947 			 * reply with an AUX ACK and read data set equal to
948 			 * zero instead of replying with AUX NACK.
949 			 */
950 
951 			/* ACK the READ*/
952 			vgpu_vreg(vgpu, offset + 4) = 0;
953 			vgpu_vreg(vgpu, offset + 8) = 0;
954 			vgpu_vreg(vgpu, offset + 12) = 0;
955 			vgpu_vreg(vgpu, offset + 16) = 0;
956 			vgpu_vreg(vgpu, offset + 20) = 0;
957 
958 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
959 					true);
960 			return 0;
961 		}
962 
963 		for (idx = 1; idx <= 5; idx++) {
964 			/* clear the data registers */
965 			vgpu_vreg(vgpu, offset + 4 * idx) = 0;
966 		}
967 
968 		/*
969 		 * Read reply format: ACK (1 byte) plus (len + 1) bytes of data.
970 		 */
971 		if (WARN_ON((len + 2) > AUX_BURST_SIZE))
972 			return -EINVAL;
973 
974 		/* read from virtual DPCD to vreg */
975 		/* first 4 bytes: [ACK][addr][addr+1][addr+2] */
976 		if (dpcd && dpcd->data_valid) {
977 			for (i = 1; i <= (len + 1); i++) {
978 				int t;
979 
980 				t = dpcd->data[addr + i - 1];
981 				t <<= (24 - 8 * (i % 4));
982 				ret |= t;
983 
984 				if ((i % 4 == 3) || (i == (len + 1))) {
985 					vgpu_vreg(vgpu, offset +
986 							(i / 4 + 1) * 4) = ret;
987 					ret = 0;
988 				}
989 			}
990 		}
991 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
992 				dpcd && dpcd->data_valid);
993 		return 0;
994 	}
995 
996 	/* i2c transaction starts */
997 	intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data);
998 
999 	if (data & DP_AUX_CH_CTL_INTERRUPT)
1000 		trigger_aux_channel_interrupt(vgpu, offset);
1001 	return 0;
1002 }
1003 
1004 static int mbctl_write(struct intel_vgpu *vgpu, unsigned int offset,
1005 		void *p_data, unsigned int bytes)
1006 {
1007 	*(u32 *)p_data &= (~GEN6_MBCTL_ENABLE_BOOT_FETCH);
1008 	write_vreg(vgpu, offset, p_data, bytes);
1009 	return 0;
1010 }
1011 
1012 static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1013 		void *p_data, unsigned int bytes)
1014 {
1015 	bool vga_disable;
1016 
1017 	write_vreg(vgpu, offset, p_data, bytes);
1018 	vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE;
1019 
1020 	gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id,
1021 			vga_disable ? "Disable" : "Enable");
1022 	return 0;
1023 }
1024 
1025 static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu,
1026 		unsigned int sbi_offset)
1027 {
1028 	struct intel_vgpu_display *display = &vgpu->display;
1029 	int num = display->sbi.number;
1030 	int i;
1031 
1032 	for (i = 0; i < num; ++i)
1033 		if (display->sbi.registers[i].offset == sbi_offset)
1034 			break;
1035 
1036 	if (i == num)
1037 		return 0;
1038 
1039 	return display->sbi.registers[i].value;
1040 }
1041 
1042 static void write_virtual_sbi_register(struct intel_vgpu *vgpu,
1043 		unsigned int offset, u32 value)
1044 {
1045 	struct intel_vgpu_display *display = &vgpu->display;
1046 	int num = display->sbi.number;
1047 	int i;
1048 
1049 	for (i = 0; i < num; ++i) {
1050 		if (display->sbi.registers[i].offset == offset)
1051 			break;
1052 	}
1053 
1054 	if (i == num) {
1055 		if (num == SBI_REG_MAX) {
1056 			gvt_vgpu_err("SBI caching meets maximum limits\n");
1057 			return;
1058 		}
1059 		display->sbi.number++;
1060 	}
1061 
1062 	display->sbi.registers[i].offset = offset;
1063 	display->sbi.registers[i].value = value;
1064 }
1065 
1066 static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1067 		void *p_data, unsigned int bytes)
1068 {
1069 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1070 				SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) {
1071 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1072 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1073 		vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu,
1074 				sbi_offset);
1075 	}
1076 	read_vreg(vgpu, offset, p_data, bytes);
1077 	return 0;
1078 }
1079 
1080 static int sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1081 		void *p_data, unsigned int bytes)
1082 {
1083 	u32 data;
1084 
1085 	write_vreg(vgpu, offset, p_data, bytes);
1086 	data = vgpu_vreg(vgpu, offset);
1087 
1088 	data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT);
1089 	data |= SBI_READY;
1090 
1091 	data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT);
1092 	data |= SBI_RESPONSE_SUCCESS;
1093 
1094 	vgpu_vreg(vgpu, offset) = data;
1095 
1096 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1097 				SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) {
1098 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1099 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1100 
1101 		write_virtual_sbi_register(vgpu, sbi_offset,
1102 					   vgpu_vreg_t(vgpu, SBI_DATA));
1103 	}
1104 	return 0;
1105 }
1106 
1107 #define _vgtif_reg(x) \
1108 	(VGT_PVINFO_PAGE + offsetof(struct vgt_if, x))
1109 
1110 static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1111 		void *p_data, unsigned int bytes)
1112 {
1113 	bool invalid_read = false;
1114 
1115 	read_vreg(vgpu, offset, p_data, bytes);
1116 
1117 	switch (offset) {
1118 	case _vgtif_reg(magic) ... _vgtif_reg(vgt_id):
1119 		if (offset + bytes > _vgtif_reg(vgt_id) + 4)
1120 			invalid_read = true;
1121 		break;
1122 	case _vgtif_reg(avail_rs.mappable_gmadr.base) ...
1123 		_vgtif_reg(avail_rs.fence_num):
1124 		if (offset + bytes >
1125 			_vgtif_reg(avail_rs.fence_num) + 4)
1126 			invalid_read = true;
1127 		break;
1128 	case 0x78010:	/* vgt_caps */
1129 	case 0x7881c:
1130 		break;
1131 	default:
1132 		invalid_read = true;
1133 		break;
1134 	}
1135 	if (invalid_read)
1136 		gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
1137 				offset, bytes, *(u32 *)p_data);
1138 	vgpu->pv_notified = true;
1139 	return 0;
1140 }
1141 
1142 static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification)
1143 {
1144 	intel_gvt_gtt_type_t root_entry_type = GTT_TYPE_PPGTT_ROOT_L4_ENTRY;
1145 	struct intel_vgpu_mm *mm;
1146 	u64 *pdps;
1147 
1148 	pdps = (u64 *)&vgpu_vreg64_t(vgpu, vgtif_reg(pdp[0]));
1149 
1150 	switch (notification) {
1151 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
1152 		root_entry_type = GTT_TYPE_PPGTT_ROOT_L3_ENTRY;
1153 		/* fall through */
1154 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
1155 		mm = intel_vgpu_get_ppgtt_mm(vgpu, root_entry_type, pdps);
1156 		return PTR_ERR_OR_ZERO(mm);
1157 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY:
1158 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY:
1159 		return intel_vgpu_put_ppgtt_mm(vgpu, pdps);
1160 	case VGT_G2V_EXECLIST_CONTEXT_CREATE:
1161 	case VGT_G2V_EXECLIST_CONTEXT_DESTROY:
1162 	case 1:	/* Remove this in guest driver. */
1163 		break;
1164 	default:
1165 		gvt_vgpu_err("Invalid PV notification %d\n", notification);
1166 	}
1167 	return 0;
1168 }
1169 
1170 static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready)
1171 {
1172 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1173 	struct kobject *kobj = &dev_priv->drm.primary->kdev->kobj;
1174 	char *env[3] = {NULL, NULL, NULL};
1175 	char vmid_str[20];
1176 	char display_ready_str[20];
1177 
1178 	snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d", ready);
1179 	env[0] = display_ready_str;
1180 
1181 	snprintf(vmid_str, 20, "VMID=%d", vgpu->id);
1182 	env[1] = vmid_str;
1183 
1184 	return kobject_uevent_env(kobj, KOBJ_ADD, env);
1185 }
1186 
1187 static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1188 		void *p_data, unsigned int bytes)
1189 {
1190 	u32 data;
1191 	int ret;
1192 
1193 	write_vreg(vgpu, offset, p_data, bytes);
1194 	data = vgpu_vreg(vgpu, offset);
1195 
1196 	switch (offset) {
1197 	case _vgtif_reg(display_ready):
1198 		send_display_ready_uevent(vgpu, data ? 1 : 0);
1199 		break;
1200 	case _vgtif_reg(g2v_notify):
1201 		ret = handle_g2v_notification(vgpu, data);
1202 		break;
1203 	/* add xhot and yhot to handled list to avoid error log */
1204 	case 0x78830:
1205 	case 0x78834:
1206 	case _vgtif_reg(pdp[0].lo):
1207 	case _vgtif_reg(pdp[0].hi):
1208 	case _vgtif_reg(pdp[1].lo):
1209 	case _vgtif_reg(pdp[1].hi):
1210 	case _vgtif_reg(pdp[2].lo):
1211 	case _vgtif_reg(pdp[2].hi):
1212 	case _vgtif_reg(pdp[3].lo):
1213 	case _vgtif_reg(pdp[3].hi):
1214 	case _vgtif_reg(execlist_context_descriptor_lo):
1215 	case _vgtif_reg(execlist_context_descriptor_hi):
1216 		break;
1217 	case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]):
1218 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
1219 		break;
1220 	default:
1221 		gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
1222 				offset, bytes, data);
1223 		break;
1224 	}
1225 	return 0;
1226 }
1227 
1228 static int pf_write(struct intel_vgpu *vgpu,
1229 		unsigned int offset, void *p_data, unsigned int bytes)
1230 {
1231 	u32 val = *(u32 *)p_data;
1232 
1233 	if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
1234 	   offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
1235 	   offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
1236 		WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
1237 			  vgpu->id);
1238 		return 0;
1239 	}
1240 
1241 	return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
1242 }
1243 
1244 static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
1245 		unsigned int offset, void *p_data, unsigned int bytes)
1246 {
1247 	write_vreg(vgpu, offset, p_data, bytes);
1248 
1249 	if (vgpu_vreg(vgpu, offset) & HSW_PWR_WELL_CTL_REQ(HSW_DISP_PW_GLOBAL))
1250 		vgpu_vreg(vgpu, offset) |=
1251 			HSW_PWR_WELL_CTL_STATE(HSW_DISP_PW_GLOBAL);
1252 	else
1253 		vgpu_vreg(vgpu, offset) &=
1254 			~HSW_PWR_WELL_CTL_STATE(HSW_DISP_PW_GLOBAL);
1255 	return 0;
1256 }
1257 
1258 static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
1259 	unsigned int offset, void *p_data, unsigned int bytes)
1260 {
1261 	write_vreg(vgpu, offset, p_data, bytes);
1262 
1263 	if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM)
1264 		vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM;
1265 	return 0;
1266 }
1267 
1268 static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
1269 		void *p_data, unsigned int bytes)
1270 {
1271 	u32 mode;
1272 
1273 	write_vreg(vgpu, offset, p_data, bytes);
1274 	mode = vgpu_vreg(vgpu, offset);
1275 
1276 	if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
1277 		WARN_ONCE(1, "VM(%d): iGVT-g doesn't support GuC\n",
1278 				vgpu->id);
1279 		return 0;
1280 	}
1281 
1282 	return 0;
1283 }
1284 
1285 static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
1286 		void *p_data, unsigned int bytes)
1287 {
1288 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1289 	u32 trtte = *(u32 *)p_data;
1290 
1291 	if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
1292 		WARN(1, "VM(%d): Use physical address for TRTT!\n",
1293 				vgpu->id);
1294 		return -EINVAL;
1295 	}
1296 	write_vreg(vgpu, offset, p_data, bytes);
1297 	/* TRTTE is not per-context */
1298 
1299 	mmio_hw_access_pre(dev_priv);
1300 	I915_WRITE(_MMIO(offset), vgpu_vreg(vgpu, offset));
1301 	mmio_hw_access_post(dev_priv);
1302 
1303 	return 0;
1304 }
1305 
1306 static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset,
1307 		void *p_data, unsigned int bytes)
1308 {
1309 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1310 	u32 val = *(u32 *)p_data;
1311 
1312 	if (val & 1) {
1313 		/* unblock hw logic */
1314 		mmio_hw_access_pre(dev_priv);
1315 		I915_WRITE(_MMIO(offset), val);
1316 		mmio_hw_access_post(dev_priv);
1317 	}
1318 	write_vreg(vgpu, offset, p_data, bytes);
1319 	return 0;
1320 }
1321 
1322 static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset,
1323 		void *p_data, unsigned int bytes)
1324 {
1325 	u32 v = 0;
1326 
1327 	if (vgpu_vreg(vgpu, 0x46010) & (1 << 31))
1328 		v |= (1 << 0);
1329 
1330 	if (vgpu_vreg(vgpu, 0x46014) & (1 << 31))
1331 		v |= (1 << 8);
1332 
1333 	if (vgpu_vreg(vgpu, 0x46040) & (1 << 31))
1334 		v |= (1 << 16);
1335 
1336 	if (vgpu_vreg(vgpu, 0x46060) & (1 << 31))
1337 		v |= (1 << 24);
1338 
1339 	vgpu_vreg(vgpu, offset) = v;
1340 
1341 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1342 }
1343 
1344 static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
1345 		void *p_data, unsigned int bytes)
1346 {
1347 	u32 value = *(u32 *)p_data;
1348 	u32 cmd = value & 0xff;
1349 	u32 *data0 = &vgpu_vreg_t(vgpu, GEN6_PCODE_DATA);
1350 
1351 	switch (cmd) {
1352 	case GEN9_PCODE_READ_MEM_LATENCY:
1353 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1354 			 || IS_KABYLAKE(vgpu->gvt->dev_priv)) {
1355 			/**
1356 			 * "Read memory latency" command on gen9.
1357 			 * Below memory latency values are read
1358 			 * from skylake platform.
1359 			 */
1360 			if (!*data0)
1361 				*data0 = 0x1e1a1100;
1362 			else
1363 				*data0 = 0x61514b3d;
1364 		}
1365 		break;
1366 	case SKL_PCODE_CDCLK_CONTROL:
1367 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1368 			 || IS_KABYLAKE(vgpu->gvt->dev_priv))
1369 			*data0 = SKL_CDCLK_READY_FOR_CHANGE;
1370 		break;
1371 	case GEN6_PCODE_READ_RC6VIDS:
1372 		*data0 |= 0x1;
1373 		break;
1374 	}
1375 
1376 	gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n",
1377 		     vgpu->id, value, *data0);
1378 	/**
1379 	 * PCODE_READY clear means ready for pcode read/write,
1380 	 * PCODE_ERROR_MASK clear means no error happened. In GVT-g we
1381 	 * always emulate as pcode read/write success and ready for access
1382 	 * anytime, since we don't touch real physical registers here.
1383 	 */
1384 	value &= ~(GEN6_PCODE_READY | GEN6_PCODE_ERROR_MASK);
1385 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1386 }
1387 
1388 static int hws_pga_write(struct intel_vgpu *vgpu, unsigned int offset,
1389 		void *p_data, unsigned int bytes)
1390 {
1391 	u32 value = *(u32 *)p_data;
1392 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1393 
1394 	if (!intel_gvt_ggtt_validate_range(vgpu, value, I915_GTT_PAGE_SIZE)) {
1395 		gvt_vgpu_err("write invalid HWSP address, reg:0x%x, value:0x%x\n",
1396 			      offset, value);
1397 		return -EINVAL;
1398 	}
1399 	/*
1400 	 * Need to emulate all the HWSP register write to ensure host can
1401 	 * update the VM CSB status correctly. Here listed registers can
1402 	 * support BDW, SKL or other platforms with same HWSP registers.
1403 	 */
1404 	if (unlikely(ring_id < 0 || ring_id >= I915_NUM_ENGINES)) {
1405 		gvt_vgpu_err("access unknown hardware status page register:0x%x\n",
1406 			     offset);
1407 		return -EINVAL;
1408 	}
1409 	vgpu->hws_pga[ring_id] = value;
1410 	gvt_dbg_mmio("VM(%d) write: 0x%x to HWSP: 0x%x\n",
1411 		     vgpu->id, value, offset);
1412 
1413 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1414 }
1415 
1416 static int skl_power_well_ctl_write(struct intel_vgpu *vgpu,
1417 		unsigned int offset, void *p_data, unsigned int bytes)
1418 {
1419 	u32 v = *(u32 *)p_data;
1420 
1421 	v &= (1 << 31) | (1 << 29) | (1 << 9) |
1422 	     (1 << 7) | (1 << 5) | (1 << 3) | (1 << 1);
1423 	v |= (v >> 1);
1424 
1425 	return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes);
1426 }
1427 
1428 static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
1429 		void *p_data, unsigned int bytes)
1430 {
1431 	u32 v = *(u32 *)p_data;
1432 
1433 	/* other bits are MBZ. */
1434 	v &= (1 << 31) | (1 << 30);
1435 	v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30));
1436 
1437 	vgpu_vreg(vgpu, offset) = v;
1438 
1439 	return 0;
1440 }
1441 
1442 static int mmio_read_from_hw(struct intel_vgpu *vgpu,
1443 		unsigned int offset, void *p_data, unsigned int bytes)
1444 {
1445 	struct intel_gvt *gvt = vgpu->gvt;
1446 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1447 	int ring_id;
1448 	u32 ring_base;
1449 
1450 	ring_id = intel_gvt_render_mmio_to_ring_id(gvt, offset);
1451 	/**
1452 	 * Read HW reg in following case
1453 	 * a. the offset isn't a ring mmio
1454 	 * b. the offset's ring is running on hw.
1455 	 * c. the offset is ring time stamp mmio
1456 	 */
1457 	if (ring_id >= 0)
1458 		ring_base = dev_priv->engine[ring_id]->mmio_base;
1459 
1460 	if (ring_id < 0 || vgpu  == gvt->scheduler.engine_owner[ring_id] ||
1461 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP(ring_base)) ||
1462 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP_UDW(ring_base))) {
1463 		mmio_hw_access_pre(dev_priv);
1464 		vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
1465 		mmio_hw_access_post(dev_priv);
1466 	}
1467 
1468 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1469 }
1470 
1471 static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1472 		void *p_data, unsigned int bytes)
1473 {
1474 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1475 	struct intel_vgpu_execlist *execlist;
1476 	u32 data = *(u32 *)p_data;
1477 	int ret = 0;
1478 
1479 	if (WARN_ON(ring_id < 0 || ring_id >= I915_NUM_ENGINES))
1480 		return -EINVAL;
1481 
1482 	execlist = &vgpu->submission.execlist[ring_id];
1483 
1484 	execlist->elsp_dwords.data[3 - execlist->elsp_dwords.index] = data;
1485 	if (execlist->elsp_dwords.index == 3) {
1486 		ret = intel_vgpu_submit_execlist(vgpu, ring_id);
1487 		if(ret)
1488 			gvt_vgpu_err("fail submit workload on ring %d\n",
1489 				ring_id);
1490 	}
1491 
1492 	++execlist->elsp_dwords.index;
1493 	execlist->elsp_dwords.index &= 0x3;
1494 	return ret;
1495 }
1496 
1497 static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1498 		void *p_data, unsigned int bytes)
1499 {
1500 	u32 data = *(u32 *)p_data;
1501 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1502 	bool enable_execlist;
1503 	int ret;
1504 
1505 	write_vreg(vgpu, offset, p_data, bytes);
1506 
1507 	/* when PPGTT mode enabled, we will check if guest has called
1508 	 * pvinfo, if not, we will treat this guest as non-gvtg-aware
1509 	 * guest, and stop emulating its cfg space, mmio, gtt, etc.
1510 	 */
1511 	if (((data & _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)) ||
1512 			(data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)))
1513 			&& !vgpu->pv_notified) {
1514 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1515 		return 0;
1516 	}
1517 	if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE))
1518 			|| (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) {
1519 		enable_execlist = !!(data & GFX_RUN_LIST_ENABLE);
1520 
1521 		gvt_dbg_core("EXECLIST %s on ring %d\n",
1522 				(enable_execlist ? "enabling" : "disabling"),
1523 				ring_id);
1524 
1525 		if (!enable_execlist)
1526 			return 0;
1527 
1528 		ret = intel_vgpu_select_submission_ops(vgpu,
1529 			       ENGINE_MASK(ring_id),
1530 			       INTEL_VGPU_EXECLIST_SUBMISSION);
1531 		if (ret)
1532 			return ret;
1533 
1534 		intel_vgpu_start_schedule(vgpu);
1535 	}
1536 	return 0;
1537 }
1538 
1539 static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu,
1540 		unsigned int offset, void *p_data, unsigned int bytes)
1541 {
1542 	unsigned int id = 0;
1543 
1544 	write_vreg(vgpu, offset, p_data, bytes);
1545 	vgpu_vreg(vgpu, offset) = 0;
1546 
1547 	switch (offset) {
1548 	case 0x4260:
1549 		id = RCS;
1550 		break;
1551 	case 0x4264:
1552 		id = VCS;
1553 		break;
1554 	case 0x4268:
1555 		id = VCS2;
1556 		break;
1557 	case 0x426c:
1558 		id = BCS;
1559 		break;
1560 	case 0x4270:
1561 		id = VECS;
1562 		break;
1563 	default:
1564 		return -EINVAL;
1565 	}
1566 	set_bit(id, (void *)vgpu->submission.tlb_handle_pending);
1567 
1568 	return 0;
1569 }
1570 
1571 static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
1572 	unsigned int offset, void *p_data, unsigned int bytes)
1573 {
1574 	u32 data;
1575 
1576 	write_vreg(vgpu, offset, p_data, bytes);
1577 	data = vgpu_vreg(vgpu, offset);
1578 
1579 	if (data & _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET))
1580 		data |= RESET_CTL_READY_TO_RESET;
1581 	else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET))
1582 		data &= ~RESET_CTL_READY_TO_RESET;
1583 
1584 	vgpu_vreg(vgpu, offset) = data;
1585 	return 0;
1586 }
1587 
1588 #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \
1589 	ret = new_mmio_info(gvt, i915_mmio_reg_offset(reg), \
1590 		f, s, am, rm, d, r, w); \
1591 	if (ret) \
1592 		return ret; \
1593 } while (0)
1594 
1595 #define MMIO_D(reg, d) \
1596 	MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL)
1597 
1598 #define MMIO_DH(reg, d, r, w) \
1599 	MMIO_F(reg, 4, 0, 0, 0, d, r, w)
1600 
1601 #define MMIO_DFH(reg, d, f, r, w) \
1602 	MMIO_F(reg, 4, f, 0, 0, d, r, w)
1603 
1604 #define MMIO_GM(reg, d, r, w) \
1605 	MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w)
1606 
1607 #define MMIO_GM_RDR(reg, d, r, w) \
1608 	MMIO_F(reg, 4, F_GMADR | F_CMD_ACCESS, 0xFFFFF000, 0, d, r, w)
1609 
1610 #define MMIO_RO(reg, d, f, rm, r, w) \
1611 	MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w)
1612 
1613 #define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \
1614 	MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \
1615 	MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
1616 	MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
1617 	MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
1618 	if (HAS_BSD2(dev_priv)) \
1619 		MMIO_F(prefix(GEN8_BSD2_RING_BASE), s, f, am, rm, d, r, w); \
1620 } while (0)
1621 
1622 #define MMIO_RING_D(prefix, d) \
1623 	MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL)
1624 
1625 #define MMIO_RING_DFH(prefix, d, f, r, w) \
1626 	MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w)
1627 
1628 #define MMIO_RING_GM(prefix, d, r, w) \
1629 	MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w)
1630 
1631 #define MMIO_RING_GM_RDR(prefix, d, r, w) \
1632 	MMIO_RING_F(prefix, 4, F_GMADR | F_CMD_ACCESS, 0xFFFF0000, 0, d, r, w)
1633 
1634 #define MMIO_RING_RO(prefix, d, f, rm, r, w) \
1635 	MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w)
1636 
1637 static int init_generic_mmio_info(struct intel_gvt *gvt)
1638 {
1639 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1640 	int ret;
1641 
1642 	MMIO_RING_DFH(RING_IMR, D_ALL, F_CMD_ACCESS, NULL,
1643 		intel_vgpu_reg_imr_handler);
1644 
1645 	MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler);
1646 	MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler);
1647 	MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler);
1648 	MMIO_D(SDEISR, D_ALL);
1649 
1650 	MMIO_RING_DFH(RING_HWSTAM, D_ALL, F_CMD_ACCESS, NULL, NULL);
1651 
1652 	MMIO_GM_RDR(RENDER_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1653 	MMIO_GM_RDR(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1654 	MMIO_GM_RDR(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1655 	MMIO_GM_RDR(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1656 
1657 #define RING_REG(base) _MMIO((base) + 0x28)
1658 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1659 #undef RING_REG
1660 
1661 #define RING_REG(base) _MMIO((base) + 0x134)
1662 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1663 #undef RING_REG
1664 
1665 #define RING_REG(base) _MMIO((base) + 0x6c)
1666 	MMIO_RING_DFH(RING_REG, D_ALL, 0, mmio_read_from_hw, NULL);
1667 #undef RING_REG
1668 	MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, mmio_read_from_hw, NULL);
1669 
1670 	MMIO_GM_RDR(_MMIO(0x2148), D_ALL, NULL, NULL);
1671 	MMIO_GM_RDR(CCID, D_ALL, NULL, NULL);
1672 	MMIO_GM_RDR(_MMIO(0x12198), D_ALL, NULL, NULL);
1673 	MMIO_D(GEN7_CXT_SIZE, D_ALL);
1674 
1675 	MMIO_RING_DFH(RING_TAIL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1676 	MMIO_RING_DFH(RING_HEAD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1677 	MMIO_RING_DFH(RING_CTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1678 	MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, mmio_read_from_hw, NULL);
1679 	MMIO_RING_GM_RDR(RING_START, D_ALL, NULL, NULL);
1680 
1681 	/* RING MODE */
1682 #define RING_REG(base) _MMIO((base) + 0x29c)
1683 	MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL,
1684 		ring_mode_mmio_write);
1685 #undef RING_REG
1686 
1687 	MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1688 		NULL, NULL);
1689 	MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1690 			NULL, NULL);
1691 	MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
1692 			mmio_read_from_hw, NULL);
1693 	MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
1694 			mmio_read_from_hw, NULL);
1695 
1696 	MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1697 	MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1698 		NULL, NULL);
1699 	MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1700 	MMIO_DFH(CACHE_MODE_0, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1701 	MMIO_DFH(_MMIO(0x2124), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1702 
1703 	MMIO_DFH(_MMIO(0x20dc), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1704 	MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1705 	MMIO_DFH(_MMIO(0x2088), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1706 	MMIO_DFH(_MMIO(0x20e4), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1707 	MMIO_DFH(_MMIO(0x2470), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1708 	MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
1709 	MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1710 		NULL, NULL);
1711 	MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1712 		 NULL, NULL);
1713 	MMIO_DFH(_MMIO(0x9030), D_ALL, F_CMD_ACCESS, NULL, NULL);
1714 	MMIO_DFH(_MMIO(0x20a0), D_ALL, F_CMD_ACCESS, NULL, NULL);
1715 	MMIO_DFH(_MMIO(0x2420), D_ALL, F_CMD_ACCESS, NULL, NULL);
1716 	MMIO_DFH(_MMIO(0x2430), D_ALL, F_CMD_ACCESS, NULL, NULL);
1717 	MMIO_DFH(_MMIO(0x2434), D_ALL, F_CMD_ACCESS, NULL, NULL);
1718 	MMIO_DFH(_MMIO(0x2438), D_ALL, F_CMD_ACCESS, NULL, NULL);
1719 	MMIO_DFH(_MMIO(0x243c), D_ALL, F_CMD_ACCESS, NULL, NULL);
1720 	MMIO_DFH(_MMIO(0x7018), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1721 	MMIO_DFH(HALF_SLICE_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1722 	MMIO_DFH(GEN7_HALF_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1723 
1724 	/* display */
1725 	MMIO_F(_MMIO(0x60220), 0x20, 0, 0, 0, D_ALL, NULL, NULL);
1726 	MMIO_D(_MMIO(0x602a0), D_ALL);
1727 
1728 	MMIO_D(_MMIO(0x65050), D_ALL);
1729 	MMIO_D(_MMIO(0x650b4), D_ALL);
1730 
1731 	MMIO_D(_MMIO(0xc4040), D_ALL);
1732 	MMIO_D(DERRMR, D_ALL);
1733 
1734 	MMIO_D(PIPEDSL(PIPE_A), D_ALL);
1735 	MMIO_D(PIPEDSL(PIPE_B), D_ALL);
1736 	MMIO_D(PIPEDSL(PIPE_C), D_ALL);
1737 	MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL);
1738 
1739 	MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write);
1740 	MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write);
1741 	MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write);
1742 	MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write);
1743 
1744 	MMIO_D(PIPESTAT(PIPE_A), D_ALL);
1745 	MMIO_D(PIPESTAT(PIPE_B), D_ALL);
1746 	MMIO_D(PIPESTAT(PIPE_C), D_ALL);
1747 	MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL);
1748 
1749 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL);
1750 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL);
1751 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL);
1752 	MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL);
1753 
1754 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL);
1755 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL);
1756 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL);
1757 	MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL);
1758 
1759 	MMIO_D(CURCNTR(PIPE_A), D_ALL);
1760 	MMIO_D(CURCNTR(PIPE_B), D_ALL);
1761 	MMIO_D(CURCNTR(PIPE_C), D_ALL);
1762 
1763 	MMIO_D(CURPOS(PIPE_A), D_ALL);
1764 	MMIO_D(CURPOS(PIPE_B), D_ALL);
1765 	MMIO_D(CURPOS(PIPE_C), D_ALL);
1766 
1767 	MMIO_D(CURBASE(PIPE_A), D_ALL);
1768 	MMIO_D(CURBASE(PIPE_B), D_ALL);
1769 	MMIO_D(CURBASE(PIPE_C), D_ALL);
1770 
1771 	MMIO_D(CUR_FBC_CTL(PIPE_A), D_ALL);
1772 	MMIO_D(CUR_FBC_CTL(PIPE_B), D_ALL);
1773 	MMIO_D(CUR_FBC_CTL(PIPE_C), D_ALL);
1774 
1775 	MMIO_D(_MMIO(0x700ac), D_ALL);
1776 	MMIO_D(_MMIO(0x710ac), D_ALL);
1777 	MMIO_D(_MMIO(0x720ac), D_ALL);
1778 
1779 	MMIO_D(_MMIO(0x70090), D_ALL);
1780 	MMIO_D(_MMIO(0x70094), D_ALL);
1781 	MMIO_D(_MMIO(0x70098), D_ALL);
1782 	MMIO_D(_MMIO(0x7009c), D_ALL);
1783 
1784 	MMIO_D(DSPCNTR(PIPE_A), D_ALL);
1785 	MMIO_D(DSPADDR(PIPE_A), D_ALL);
1786 	MMIO_D(DSPSTRIDE(PIPE_A), D_ALL);
1787 	MMIO_D(DSPPOS(PIPE_A), D_ALL);
1788 	MMIO_D(DSPSIZE(PIPE_A), D_ALL);
1789 	MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write);
1790 	MMIO_D(DSPOFFSET(PIPE_A), D_ALL);
1791 	MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL);
1792 
1793 	MMIO_D(DSPCNTR(PIPE_B), D_ALL);
1794 	MMIO_D(DSPADDR(PIPE_B), D_ALL);
1795 	MMIO_D(DSPSTRIDE(PIPE_B), D_ALL);
1796 	MMIO_D(DSPPOS(PIPE_B), D_ALL);
1797 	MMIO_D(DSPSIZE(PIPE_B), D_ALL);
1798 	MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write);
1799 	MMIO_D(DSPOFFSET(PIPE_B), D_ALL);
1800 	MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL);
1801 
1802 	MMIO_D(DSPCNTR(PIPE_C), D_ALL);
1803 	MMIO_D(DSPADDR(PIPE_C), D_ALL);
1804 	MMIO_D(DSPSTRIDE(PIPE_C), D_ALL);
1805 	MMIO_D(DSPPOS(PIPE_C), D_ALL);
1806 	MMIO_D(DSPSIZE(PIPE_C), D_ALL);
1807 	MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write);
1808 	MMIO_D(DSPOFFSET(PIPE_C), D_ALL);
1809 	MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL);
1810 
1811 	MMIO_D(SPRCTL(PIPE_A), D_ALL);
1812 	MMIO_D(SPRLINOFF(PIPE_A), D_ALL);
1813 	MMIO_D(SPRSTRIDE(PIPE_A), D_ALL);
1814 	MMIO_D(SPRPOS(PIPE_A), D_ALL);
1815 	MMIO_D(SPRSIZE(PIPE_A), D_ALL);
1816 	MMIO_D(SPRKEYVAL(PIPE_A), D_ALL);
1817 	MMIO_D(SPRKEYMSK(PIPE_A), D_ALL);
1818 	MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write);
1819 	MMIO_D(SPRKEYMAX(PIPE_A), D_ALL);
1820 	MMIO_D(SPROFFSET(PIPE_A), D_ALL);
1821 	MMIO_D(SPRSCALE(PIPE_A), D_ALL);
1822 	MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL);
1823 
1824 	MMIO_D(SPRCTL(PIPE_B), D_ALL);
1825 	MMIO_D(SPRLINOFF(PIPE_B), D_ALL);
1826 	MMIO_D(SPRSTRIDE(PIPE_B), D_ALL);
1827 	MMIO_D(SPRPOS(PIPE_B), D_ALL);
1828 	MMIO_D(SPRSIZE(PIPE_B), D_ALL);
1829 	MMIO_D(SPRKEYVAL(PIPE_B), D_ALL);
1830 	MMIO_D(SPRKEYMSK(PIPE_B), D_ALL);
1831 	MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write);
1832 	MMIO_D(SPRKEYMAX(PIPE_B), D_ALL);
1833 	MMIO_D(SPROFFSET(PIPE_B), D_ALL);
1834 	MMIO_D(SPRSCALE(PIPE_B), D_ALL);
1835 	MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL);
1836 
1837 	MMIO_D(SPRCTL(PIPE_C), D_ALL);
1838 	MMIO_D(SPRLINOFF(PIPE_C), D_ALL);
1839 	MMIO_D(SPRSTRIDE(PIPE_C), D_ALL);
1840 	MMIO_D(SPRPOS(PIPE_C), D_ALL);
1841 	MMIO_D(SPRSIZE(PIPE_C), D_ALL);
1842 	MMIO_D(SPRKEYVAL(PIPE_C), D_ALL);
1843 	MMIO_D(SPRKEYMSK(PIPE_C), D_ALL);
1844 	MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write);
1845 	MMIO_D(SPRKEYMAX(PIPE_C), D_ALL);
1846 	MMIO_D(SPROFFSET(PIPE_C), D_ALL);
1847 	MMIO_D(SPRSCALE(PIPE_C), D_ALL);
1848 	MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL);
1849 
1850 	MMIO_D(HTOTAL(TRANSCODER_A), D_ALL);
1851 	MMIO_D(HBLANK(TRANSCODER_A), D_ALL);
1852 	MMIO_D(HSYNC(TRANSCODER_A), D_ALL);
1853 	MMIO_D(VTOTAL(TRANSCODER_A), D_ALL);
1854 	MMIO_D(VBLANK(TRANSCODER_A), D_ALL);
1855 	MMIO_D(VSYNC(TRANSCODER_A), D_ALL);
1856 	MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL);
1857 	MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL);
1858 	MMIO_D(PIPESRC(TRANSCODER_A), D_ALL);
1859 
1860 	MMIO_D(HTOTAL(TRANSCODER_B), D_ALL);
1861 	MMIO_D(HBLANK(TRANSCODER_B), D_ALL);
1862 	MMIO_D(HSYNC(TRANSCODER_B), D_ALL);
1863 	MMIO_D(VTOTAL(TRANSCODER_B), D_ALL);
1864 	MMIO_D(VBLANK(TRANSCODER_B), D_ALL);
1865 	MMIO_D(VSYNC(TRANSCODER_B), D_ALL);
1866 	MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL);
1867 	MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL);
1868 	MMIO_D(PIPESRC(TRANSCODER_B), D_ALL);
1869 
1870 	MMIO_D(HTOTAL(TRANSCODER_C), D_ALL);
1871 	MMIO_D(HBLANK(TRANSCODER_C), D_ALL);
1872 	MMIO_D(HSYNC(TRANSCODER_C), D_ALL);
1873 	MMIO_D(VTOTAL(TRANSCODER_C), D_ALL);
1874 	MMIO_D(VBLANK(TRANSCODER_C), D_ALL);
1875 	MMIO_D(VSYNC(TRANSCODER_C), D_ALL);
1876 	MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL);
1877 	MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL);
1878 	MMIO_D(PIPESRC(TRANSCODER_C), D_ALL);
1879 
1880 	MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL);
1881 	MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL);
1882 	MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL);
1883 	MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL);
1884 	MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL);
1885 	MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL);
1886 	MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL);
1887 	MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL);
1888 
1889 	MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL);
1890 	MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL);
1891 	MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL);
1892 	MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL);
1893 	MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL);
1894 	MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL);
1895 	MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL);
1896 	MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL);
1897 
1898 	MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL);
1899 	MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL);
1900 	MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL);
1901 	MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL);
1902 	MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL);
1903 	MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL);
1904 	MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL);
1905 	MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL);
1906 
1907 	MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL);
1908 	MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL);
1909 	MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL);
1910 	MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL);
1911 	MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL);
1912 	MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL);
1913 	MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL);
1914 	MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL);
1915 
1916 	MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL);
1917 	MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL);
1918 	MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL);
1919 	MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL);
1920 	MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL);
1921 	MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL);
1922 	MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL);
1923 	MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL);
1924 
1925 	MMIO_D(PF_CTL(PIPE_A), D_ALL);
1926 	MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL);
1927 	MMIO_D(PF_WIN_POS(PIPE_A), D_ALL);
1928 	MMIO_D(PF_VSCALE(PIPE_A), D_ALL);
1929 	MMIO_D(PF_HSCALE(PIPE_A), D_ALL);
1930 
1931 	MMIO_D(PF_CTL(PIPE_B), D_ALL);
1932 	MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL);
1933 	MMIO_D(PF_WIN_POS(PIPE_B), D_ALL);
1934 	MMIO_D(PF_VSCALE(PIPE_B), D_ALL);
1935 	MMIO_D(PF_HSCALE(PIPE_B), D_ALL);
1936 
1937 	MMIO_D(PF_CTL(PIPE_C), D_ALL);
1938 	MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL);
1939 	MMIO_D(PF_WIN_POS(PIPE_C), D_ALL);
1940 	MMIO_D(PF_VSCALE(PIPE_C), D_ALL);
1941 	MMIO_D(PF_HSCALE(PIPE_C), D_ALL);
1942 
1943 	MMIO_D(WM0_PIPEA_ILK, D_ALL);
1944 	MMIO_D(WM0_PIPEB_ILK, D_ALL);
1945 	MMIO_D(WM0_PIPEC_IVB, D_ALL);
1946 	MMIO_D(WM1_LP_ILK, D_ALL);
1947 	MMIO_D(WM2_LP_ILK, D_ALL);
1948 	MMIO_D(WM3_LP_ILK, D_ALL);
1949 	MMIO_D(WM1S_LP_ILK, D_ALL);
1950 	MMIO_D(WM2S_LP_IVB, D_ALL);
1951 	MMIO_D(WM3S_LP_IVB, D_ALL);
1952 
1953 	MMIO_D(BLC_PWM_CPU_CTL2, D_ALL);
1954 	MMIO_D(BLC_PWM_CPU_CTL, D_ALL);
1955 	MMIO_D(BLC_PWM_PCH_CTL1, D_ALL);
1956 	MMIO_D(BLC_PWM_PCH_CTL2, D_ALL);
1957 
1958 	MMIO_D(_MMIO(0x48268), D_ALL);
1959 
1960 	MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read,
1961 		gmbus_mmio_write);
1962 	MMIO_F(PCH_GPIOA, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL);
1963 	MMIO_F(_MMIO(0xe4f00), 0x28, 0, 0, 0, D_ALL, NULL, NULL);
1964 
1965 	MMIO_F(_MMIO(_PCH_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1966 		dp_aux_ch_ctl_mmio_write);
1967 	MMIO_F(_MMIO(_PCH_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1968 		dp_aux_ch_ctl_mmio_write);
1969 	MMIO_F(_MMIO(_PCH_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1970 		dp_aux_ch_ctl_mmio_write);
1971 
1972 	MMIO_DH(PCH_ADPA, D_PRE_SKL, NULL, pch_adpa_mmio_write);
1973 
1974 	MMIO_DH(_MMIO(_PCH_TRANSACONF), D_ALL, NULL, transconf_mmio_write);
1975 	MMIO_DH(_MMIO(_PCH_TRANSBCONF), D_ALL, NULL, transconf_mmio_write);
1976 
1977 	MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write);
1978 	MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write);
1979 	MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write);
1980 	MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1981 	MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1982 	MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1983 	MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1984 	MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1985 	MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1986 
1987 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_A), D_ALL);
1988 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_A), D_ALL);
1989 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_A), D_ALL);
1990 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_A), D_ALL);
1991 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_A), D_ALL);
1992 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_A), D_ALL);
1993 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_A), D_ALL);
1994 
1995 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_B), D_ALL);
1996 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_B), D_ALL);
1997 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_B), D_ALL);
1998 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_B), D_ALL);
1999 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_B), D_ALL);
2000 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_B), D_ALL);
2001 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_B), D_ALL);
2002 
2003 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M1), D_ALL);
2004 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N1), D_ALL);
2005 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M2), D_ALL);
2006 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N2), D_ALL);
2007 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M1), D_ALL);
2008 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N1), D_ALL);
2009 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M2), D_ALL);
2010 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N2), D_ALL);
2011 
2012 	MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL);
2013 	MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL);
2014 	MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL);
2015 
2016 	MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL);
2017 	MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL);
2018 	MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL);
2019 
2020 	MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL);
2021 	MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL);
2022 	MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL);
2023 
2024 	MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL);
2025 	MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL);
2026 	MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL);
2027 
2028 	MMIO_D(_MMIO(_FDI_RXA_MISC), D_ALL);
2029 	MMIO_D(_MMIO(_FDI_RXB_MISC), D_ALL);
2030 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE1), D_ALL);
2031 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE2), D_ALL);
2032 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE1), D_ALL);
2033 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE2), D_ALL);
2034 
2035 	MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write);
2036 	MMIO_D(PCH_PP_DIVISOR, D_ALL);
2037 	MMIO_D(PCH_PP_STATUS,  D_ALL);
2038 	MMIO_D(PCH_LVDS, D_ALL);
2039 	MMIO_D(_MMIO(_PCH_DPLL_A), D_ALL);
2040 	MMIO_D(_MMIO(_PCH_DPLL_B), D_ALL);
2041 	MMIO_D(_MMIO(_PCH_FPA0), D_ALL);
2042 	MMIO_D(_MMIO(_PCH_FPA1), D_ALL);
2043 	MMIO_D(_MMIO(_PCH_FPB0), D_ALL);
2044 	MMIO_D(_MMIO(_PCH_FPB1), D_ALL);
2045 	MMIO_D(PCH_DREF_CONTROL, D_ALL);
2046 	MMIO_D(PCH_RAWCLK_FREQ, D_ALL);
2047 	MMIO_D(PCH_DPLL_SEL, D_ALL);
2048 
2049 	MMIO_D(_MMIO(0x61208), D_ALL);
2050 	MMIO_D(_MMIO(0x6120c), D_ALL);
2051 	MMIO_D(PCH_PP_ON_DELAYS, D_ALL);
2052 	MMIO_D(PCH_PP_OFF_DELAYS, D_ALL);
2053 
2054 	MMIO_DH(_MMIO(0xe651c), D_ALL, dpy_reg_mmio_read, NULL);
2055 	MMIO_DH(_MMIO(0xe661c), D_ALL, dpy_reg_mmio_read, NULL);
2056 	MMIO_DH(_MMIO(0xe671c), D_ALL, dpy_reg_mmio_read, NULL);
2057 	MMIO_DH(_MMIO(0xe681c), D_ALL, dpy_reg_mmio_read, NULL);
2058 	MMIO_DH(_MMIO(0xe6c04), D_ALL, dpy_reg_mmio_read, NULL);
2059 	MMIO_DH(_MMIO(0xe6e1c), D_ALL, dpy_reg_mmio_read, NULL);
2060 
2061 	MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0,
2062 		PORTA_HOTPLUG_STATUS_MASK
2063 		| PORTB_HOTPLUG_STATUS_MASK
2064 		| PORTC_HOTPLUG_STATUS_MASK
2065 		| PORTD_HOTPLUG_STATUS_MASK,
2066 		NULL, NULL);
2067 
2068 	MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
2069 	MMIO_D(FUSE_STRAP, D_ALL);
2070 	MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL);
2071 
2072 	MMIO_D(DISP_ARB_CTL, D_ALL);
2073 	MMIO_D(DISP_ARB_CTL2, D_ALL);
2074 
2075 	MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL);
2076 	MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL);
2077 	MMIO_D(ILK_DSPCLK_GATE_D, D_ALL);
2078 
2079 	MMIO_D(SOUTH_CHICKEN1, D_ALL);
2080 	MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write);
2081 	MMIO_D(_MMIO(_TRANSA_CHICKEN1), D_ALL);
2082 	MMIO_D(_MMIO(_TRANSB_CHICKEN1), D_ALL);
2083 	MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL);
2084 	MMIO_D(_MMIO(_TRANSA_CHICKEN2), D_ALL);
2085 	MMIO_D(_MMIO(_TRANSB_CHICKEN2), D_ALL);
2086 
2087 	MMIO_D(ILK_DPFC_CB_BASE, D_ALL);
2088 	MMIO_D(ILK_DPFC_CONTROL, D_ALL);
2089 	MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL);
2090 	MMIO_D(ILK_DPFC_STATUS, D_ALL);
2091 	MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL);
2092 	MMIO_D(ILK_DPFC_CHICKEN, D_ALL);
2093 	MMIO_D(ILK_FBC_RT_BASE, D_ALL);
2094 
2095 	MMIO_D(IPS_CTL, D_ALL);
2096 
2097 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL);
2098 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL);
2099 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL);
2100 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL);
2101 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL);
2102 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL);
2103 	MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL);
2104 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL);
2105 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL);
2106 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL);
2107 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL);
2108 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL);
2109 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL);
2110 
2111 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL);
2112 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL);
2113 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL);
2114 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL);
2115 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL);
2116 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL);
2117 	MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL);
2118 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL);
2119 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL);
2120 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL);
2121 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL);
2122 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL);
2123 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL);
2124 
2125 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL);
2126 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL);
2127 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL);
2128 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL);
2129 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL);
2130 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL);
2131 	MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL);
2132 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL);
2133 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL);
2134 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL);
2135 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL);
2136 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL);
2137 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL);
2138 
2139 	MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL);
2140 	MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL);
2141 	MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2142 
2143 	MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL);
2144 	MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL);
2145 	MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2146 
2147 	MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL);
2148 	MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL);
2149 	MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2150 
2151 	MMIO_D(_MMIO(0x60110), D_ALL);
2152 	MMIO_D(_MMIO(0x61110), D_ALL);
2153 	MMIO_F(_MMIO(0x70400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2154 	MMIO_F(_MMIO(0x71400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2155 	MMIO_F(_MMIO(0x72400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2156 	MMIO_F(_MMIO(0x70440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2157 	MMIO_F(_MMIO(0x71440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2158 	MMIO_F(_MMIO(0x72440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2159 	MMIO_F(_MMIO(0x7044c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2160 	MMIO_F(_MMIO(0x7144c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2161 	MMIO_F(_MMIO(0x7244c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2162 
2163 	MMIO_D(PIPE_WM_LINETIME(PIPE_A), D_ALL);
2164 	MMIO_D(PIPE_WM_LINETIME(PIPE_B), D_ALL);
2165 	MMIO_D(PIPE_WM_LINETIME(PIPE_C), D_ALL);
2166 	MMIO_D(SPLL_CTL, D_ALL);
2167 	MMIO_D(_MMIO(_WRPLL_CTL1), D_ALL);
2168 	MMIO_D(_MMIO(_WRPLL_CTL2), D_ALL);
2169 	MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL);
2170 	MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL);
2171 	MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL);
2172 	MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL);
2173 	MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL);
2174 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL);
2175 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL);
2176 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL);
2177 
2178 	MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL);
2179 	MMIO_D(_MMIO(0x46508), D_ALL);
2180 
2181 	MMIO_D(_MMIO(0x49080), D_ALL);
2182 	MMIO_D(_MMIO(0x49180), D_ALL);
2183 	MMIO_D(_MMIO(0x49280), D_ALL);
2184 
2185 	MMIO_F(_MMIO(0x49090), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2186 	MMIO_F(_MMIO(0x49190), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2187 	MMIO_F(_MMIO(0x49290), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2188 
2189 	MMIO_D(GAMMA_MODE(PIPE_A), D_ALL);
2190 	MMIO_D(GAMMA_MODE(PIPE_B), D_ALL);
2191 	MMIO_D(GAMMA_MODE(PIPE_C), D_ALL);
2192 
2193 	MMIO_D(PIPE_MULT(PIPE_A), D_ALL);
2194 	MMIO_D(PIPE_MULT(PIPE_B), D_ALL);
2195 	MMIO_D(PIPE_MULT(PIPE_C), D_ALL);
2196 
2197 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL);
2198 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL);
2199 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL);
2200 
2201 	MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL);
2202 	MMIO_D(SBI_ADDR, D_ALL);
2203 	MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL);
2204 	MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write);
2205 	MMIO_D(PIXCLK_GATE, D_ALL);
2206 
2207 	MMIO_F(_MMIO(_DPA_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_ALL, NULL,
2208 		dp_aux_ch_ctl_mmio_write);
2209 
2210 	MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2211 	MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2212 	MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2213 	MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2214 	MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2215 
2216 	MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write);
2217 	MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write);
2218 	MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write);
2219 	MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write);
2220 	MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write);
2221 
2222 	MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write);
2223 	MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write);
2224 	MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write);
2225 	MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write);
2226 	MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL);
2227 
2228 	MMIO_F(_MMIO(_DDI_BUF_TRANS_A), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2229 	MMIO_F(_MMIO(0x64e60), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2230 	MMIO_F(_MMIO(0x64eC0), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2231 	MMIO_F(_MMIO(0x64f20), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2232 	MMIO_F(_MMIO(0x64f80), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2233 
2234 	MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL);
2235 	MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL);
2236 	MMIO_D(HSW_AUD_MISC_CTRL(PIPE_A), D_ALL);
2237 
2238 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_A), D_ALL, NULL, NULL);
2239 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_B), D_ALL, NULL, NULL);
2240 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_C), D_ALL, NULL, NULL);
2241 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_EDP), D_ALL, NULL, NULL);
2242 
2243 	MMIO_D(_MMIO(_TRANSA_MSA_MISC), D_ALL);
2244 	MMIO_D(_MMIO(_TRANSB_MSA_MISC), D_ALL);
2245 	MMIO_D(_MMIO(_TRANSC_MSA_MISC), D_ALL);
2246 	MMIO_D(_MMIO(_TRANS_EDP_MSA_MISC), D_ALL);
2247 
2248 	MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL);
2249 	MMIO_D(FORCEWAKE_ACK, D_ALL);
2250 	MMIO_D(GEN6_GT_CORE_STATUS, D_ALL);
2251 	MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL);
2252 	MMIO_DFH(GTFIFODBG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2253 	MMIO_DFH(GTFIFOCTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2254 	MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write);
2255 	MMIO_DH(FORCEWAKE_ACK_HSW, D_BDW, NULL, NULL);
2256 	MMIO_D(ECOBUS, D_ALL);
2257 	MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL);
2258 	MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL);
2259 	MMIO_D(GEN6_RPNSWREQ, D_ALL);
2260 	MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL);
2261 	MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL);
2262 	MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL);
2263 	MMIO_D(GEN6_RPSTAT1, D_ALL);
2264 	MMIO_D(GEN6_RP_CONTROL, D_ALL);
2265 	MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL);
2266 	MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL);
2267 	MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL);
2268 	MMIO_D(GEN6_RP_CUR_UP, D_ALL);
2269 	MMIO_D(GEN6_RP_PREV_UP, D_ALL);
2270 	MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL);
2271 	MMIO_D(GEN6_RP_CUR_DOWN, D_ALL);
2272 	MMIO_D(GEN6_RP_PREV_DOWN, D_ALL);
2273 	MMIO_D(GEN6_RP_UP_EI, D_ALL);
2274 	MMIO_D(GEN6_RP_DOWN_EI, D_ALL);
2275 	MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL);
2276 	MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL);
2277 	MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL);
2278 	MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL);
2279 	MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL);
2280 	MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL);
2281 	MMIO_D(GEN6_RC_SLEEP, D_ALL);
2282 	MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL);
2283 	MMIO_D(GEN6_RC6_THRESHOLD, D_ALL);
2284 	MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL);
2285 	MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL);
2286 	MMIO_D(GEN6_PMINTRMSK, D_ALL);
2287 	/*
2288 	 * Use an arbitrary power well controlled by the PWR_WELL_CTL
2289 	 * register.
2290 	 */
2291 	MMIO_DH(HSW_PWR_WELL_CTL_BIOS(HSW_DISP_PW_GLOBAL), D_BDW, NULL,
2292 		power_well_ctl_mmio_write);
2293 	MMIO_DH(HSW_PWR_WELL_CTL_DRIVER(HSW_DISP_PW_GLOBAL), D_BDW, NULL,
2294 		power_well_ctl_mmio_write);
2295 	MMIO_DH(HSW_PWR_WELL_CTL_KVMR, D_BDW, NULL, power_well_ctl_mmio_write);
2296 	MMIO_DH(HSW_PWR_WELL_CTL_DEBUG(HSW_DISP_PW_GLOBAL), D_BDW, NULL,
2297 		power_well_ctl_mmio_write);
2298 	MMIO_DH(HSW_PWR_WELL_CTL5, D_BDW, NULL, power_well_ctl_mmio_write);
2299 	MMIO_DH(HSW_PWR_WELL_CTL6, D_BDW, NULL, power_well_ctl_mmio_write);
2300 
2301 	MMIO_D(RSTDBYCTL, D_ALL);
2302 
2303 	MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write);
2304 	MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write);
2305 	MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write);
2306 
2307 	MMIO_D(TILECTL, D_ALL);
2308 
2309 	MMIO_D(GEN6_UCGCTL1, D_ALL);
2310 	MMIO_D(GEN6_UCGCTL2, D_ALL);
2311 
2312 	MMIO_F(_MMIO(0x4f000), 0x90, 0, 0, 0, D_ALL, NULL, NULL);
2313 
2314 	MMIO_D(GEN6_PCODE_DATA, D_ALL);
2315 	MMIO_D(_MMIO(0x13812c), D_ALL);
2316 	MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL);
2317 	MMIO_D(HSW_EDRAM_CAP, D_ALL);
2318 	MMIO_D(HSW_IDICR, D_ALL);
2319 	MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL);
2320 
2321 	MMIO_D(_MMIO(0x3c), D_ALL);
2322 	MMIO_D(_MMIO(0x860), D_ALL);
2323 	MMIO_D(ECOSKPD, D_ALL);
2324 	MMIO_D(_MMIO(0x121d0), D_ALL);
2325 	MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL);
2326 	MMIO_D(_MMIO(0x41d0), D_ALL);
2327 	MMIO_D(GAC_ECO_BITS, D_ALL);
2328 	MMIO_D(_MMIO(0x6200), D_ALL);
2329 	MMIO_D(_MMIO(0x6204), D_ALL);
2330 	MMIO_D(_MMIO(0x6208), D_ALL);
2331 	MMIO_D(_MMIO(0x7118), D_ALL);
2332 	MMIO_D(_MMIO(0x7180), D_ALL);
2333 	MMIO_D(_MMIO(0x7408), D_ALL);
2334 	MMIO_D(_MMIO(0x7c00), D_ALL);
2335 	MMIO_DH(GEN6_MBCTL, D_ALL, NULL, mbctl_write);
2336 	MMIO_D(_MMIO(0x911c), D_ALL);
2337 	MMIO_D(_MMIO(0x9120), D_ALL);
2338 	MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
2339 
2340 	MMIO_D(GAB_CTL, D_ALL);
2341 	MMIO_D(_MMIO(0x48800), D_ALL);
2342 	MMIO_D(_MMIO(0xce044), D_ALL);
2343 	MMIO_D(_MMIO(0xe6500), D_ALL);
2344 	MMIO_D(_MMIO(0xe6504), D_ALL);
2345 	MMIO_D(_MMIO(0xe6600), D_ALL);
2346 	MMIO_D(_MMIO(0xe6604), D_ALL);
2347 	MMIO_D(_MMIO(0xe6700), D_ALL);
2348 	MMIO_D(_MMIO(0xe6704), D_ALL);
2349 	MMIO_D(_MMIO(0xe6800), D_ALL);
2350 	MMIO_D(_MMIO(0xe6804), D_ALL);
2351 	MMIO_D(PCH_GMBUS4, D_ALL);
2352 	MMIO_D(PCH_GMBUS5, D_ALL);
2353 
2354 	MMIO_D(_MMIO(0x902c), D_ALL);
2355 	MMIO_D(_MMIO(0xec008), D_ALL);
2356 	MMIO_D(_MMIO(0xec00c), D_ALL);
2357 	MMIO_D(_MMIO(0xec008 + 0x18), D_ALL);
2358 	MMIO_D(_MMIO(0xec00c + 0x18), D_ALL);
2359 	MMIO_D(_MMIO(0xec008 + 0x18 * 2), D_ALL);
2360 	MMIO_D(_MMIO(0xec00c + 0x18 * 2), D_ALL);
2361 	MMIO_D(_MMIO(0xec008 + 0x18 * 3), D_ALL);
2362 	MMIO_D(_MMIO(0xec00c + 0x18 * 3), D_ALL);
2363 	MMIO_D(_MMIO(0xec408), D_ALL);
2364 	MMIO_D(_MMIO(0xec40c), D_ALL);
2365 	MMIO_D(_MMIO(0xec408 + 0x18), D_ALL);
2366 	MMIO_D(_MMIO(0xec40c + 0x18), D_ALL);
2367 	MMIO_D(_MMIO(0xec408 + 0x18 * 2), D_ALL);
2368 	MMIO_D(_MMIO(0xec40c + 0x18 * 2), D_ALL);
2369 	MMIO_D(_MMIO(0xec408 + 0x18 * 3), D_ALL);
2370 	MMIO_D(_MMIO(0xec40c + 0x18 * 3), D_ALL);
2371 	MMIO_D(_MMIO(0xfc810), D_ALL);
2372 	MMIO_D(_MMIO(0xfc81c), D_ALL);
2373 	MMIO_D(_MMIO(0xfc828), D_ALL);
2374 	MMIO_D(_MMIO(0xfc834), D_ALL);
2375 	MMIO_D(_MMIO(0xfcc00), D_ALL);
2376 	MMIO_D(_MMIO(0xfcc0c), D_ALL);
2377 	MMIO_D(_MMIO(0xfcc18), D_ALL);
2378 	MMIO_D(_MMIO(0xfcc24), D_ALL);
2379 	MMIO_D(_MMIO(0xfd000), D_ALL);
2380 	MMIO_D(_MMIO(0xfd00c), D_ALL);
2381 	MMIO_D(_MMIO(0xfd018), D_ALL);
2382 	MMIO_D(_MMIO(0xfd024), D_ALL);
2383 	MMIO_D(_MMIO(0xfd034), D_ALL);
2384 
2385 	MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write);
2386 	MMIO_D(_MMIO(0x2054), D_ALL);
2387 	MMIO_D(_MMIO(0x12054), D_ALL);
2388 	MMIO_D(_MMIO(0x22054), D_ALL);
2389 	MMIO_D(_MMIO(0x1a054), D_ALL);
2390 
2391 	MMIO_D(_MMIO(0x44070), D_ALL);
2392 	MMIO_DFH(_MMIO(0x215c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2393 	MMIO_DFH(_MMIO(0x2178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2394 	MMIO_DFH(_MMIO(0x217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2395 	MMIO_DFH(_MMIO(0x12178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2396 	MMIO_DFH(_MMIO(0x1217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2397 
2398 	MMIO_F(_MMIO(0x2290), 8, F_CMD_ACCESS, 0, 0, D_BDW_PLUS, NULL, NULL);
2399 	MMIO_D(_MMIO(0x2b00), D_BDW_PLUS);
2400 	MMIO_D(_MMIO(0x2360), D_BDW_PLUS);
2401 	MMIO_F(_MMIO(0x5200), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2402 	MMIO_F(_MMIO(0x5240), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2403 	MMIO_F(_MMIO(0x5280), 16, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2404 
2405 	MMIO_DFH(_MMIO(0x1c17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2406 	MMIO_DFH(_MMIO(0x1c178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2407 	MMIO_DFH(BCS_SWCTRL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2408 
2409 	MMIO_F(HS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2410 	MMIO_F(DS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2411 	MMIO_F(IA_VERTICES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2412 	MMIO_F(IA_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2413 	MMIO_F(VS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2414 	MMIO_F(GS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2415 	MMIO_F(GS_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2416 	MMIO_F(CL_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2417 	MMIO_F(CL_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2418 	MMIO_F(PS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2419 	MMIO_F(PS_DEPTH_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2420 	MMIO_DH(_MMIO(0x4260), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2421 	MMIO_DH(_MMIO(0x4264), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2422 	MMIO_DH(_MMIO(0x4268), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2423 	MMIO_DH(_MMIO(0x426c), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2424 	MMIO_DH(_MMIO(0x4270), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2425 	MMIO_DFH(_MMIO(0x4094), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2426 
2427 	MMIO_DFH(ARB_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2428 	MMIO_RING_GM_RDR(RING_BBADDR, D_ALL, NULL, NULL);
2429 	MMIO_DFH(_MMIO(0x2220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2430 	MMIO_DFH(_MMIO(0x12220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2431 	MMIO_DFH(_MMIO(0x22220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2432 	MMIO_RING_DFH(RING_SYNC_1, D_ALL, F_CMD_ACCESS, NULL, NULL);
2433 	MMIO_RING_DFH(RING_SYNC_0, D_ALL, F_CMD_ACCESS, NULL, NULL);
2434 	MMIO_DFH(_MMIO(0x22178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2435 	MMIO_DFH(_MMIO(0x1a178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2436 	MMIO_DFH(_MMIO(0x1a17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2437 	MMIO_DFH(_MMIO(0x2217c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2438 	return 0;
2439 }
2440 
2441 static int init_broadwell_mmio_info(struct intel_gvt *gvt)
2442 {
2443 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2444 	int ret;
2445 
2446 	MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2447 	MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2448 	MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2449 	MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS);
2450 
2451 	MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2452 	MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2453 	MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2454 	MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS);
2455 
2456 	MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2457 	MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2458 	MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2459 	MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS);
2460 
2461 	MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2462 	MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2463 	MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2464 	MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS);
2465 
2466 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL,
2467 		intel_vgpu_reg_imr_handler);
2468 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL,
2469 		intel_vgpu_reg_ier_handler);
2470 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL,
2471 		intel_vgpu_reg_iir_handler);
2472 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS);
2473 
2474 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL,
2475 		intel_vgpu_reg_imr_handler);
2476 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL,
2477 		intel_vgpu_reg_ier_handler);
2478 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL,
2479 		intel_vgpu_reg_iir_handler);
2480 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS);
2481 
2482 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL,
2483 		intel_vgpu_reg_imr_handler);
2484 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL,
2485 		intel_vgpu_reg_ier_handler);
2486 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL,
2487 		intel_vgpu_reg_iir_handler);
2488 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS);
2489 
2490 	MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2491 	MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2492 	MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2493 	MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS);
2494 
2495 	MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2496 	MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2497 	MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2498 	MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS);
2499 
2500 	MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2501 	MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2502 	MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2503 	MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS);
2504 
2505 	MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
2506 		intel_vgpu_reg_master_irq_handler);
2507 
2508 	MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS,
2509 		mmio_read_from_hw, NULL);
2510 
2511 #define RING_REG(base) _MMIO((base) + 0xd0)
2512 	MMIO_RING_F(RING_REG, 4, F_RO, 0,
2513 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2514 		ring_reset_ctl_write);
2515 #undef RING_REG
2516 
2517 #define RING_REG(base) _MMIO((base) + 0x230)
2518 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
2519 #undef RING_REG
2520 
2521 #define RING_REG(base) _MMIO((base) + 0x234)
2522 	MMIO_RING_F(RING_REG, 8, F_RO | F_CMD_ACCESS, 0, ~0, D_BDW_PLUS,
2523 		NULL, NULL);
2524 #undef RING_REG
2525 
2526 #define RING_REG(base) _MMIO((base) + 0x244)
2527 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2528 #undef RING_REG
2529 
2530 #define RING_REG(base) _MMIO((base) + 0x370)
2531 	MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
2532 #undef RING_REG
2533 
2534 #define RING_REG(base) _MMIO((base) + 0x3a0)
2535 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2536 #undef RING_REG
2537 
2538 	MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
2539 	MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS);
2540 	MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS);
2541 	MMIO_D(_MMIO(0x1c1d0), D_BDW_PLUS);
2542 	MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS);
2543 	MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS);
2544 	MMIO_D(_MMIO(0x1c054), D_BDW_PLUS);
2545 
2546 	MMIO_DH(GEN6_PCODE_MAILBOX, D_BDW_PLUS, NULL, mailbox_write);
2547 
2548 	MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS);
2549 	MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS);
2550 
2551 	MMIO_D(GAMTARBMODE, D_BDW_PLUS);
2552 
2553 #define RING_REG(base) _MMIO((base) + 0x270)
2554 	MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2555 #undef RING_REG
2556 
2557 	MMIO_RING_GM_RDR(RING_HWS_PGA, D_BDW_PLUS, NULL, hws_pga_write);
2558 
2559 	MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2560 
2561 	MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW_PLUS);
2562 	MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW_PLUS);
2563 	MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW_PLUS);
2564 
2565 	MMIO_D(WM_MISC, D_BDW);
2566 	MMIO_D(_MMIO(BDW_EDP_PSR_BASE), D_BDW);
2567 
2568 	MMIO_D(_MMIO(0x6671c), D_BDW_PLUS);
2569 	MMIO_D(_MMIO(0x66c00), D_BDW_PLUS);
2570 	MMIO_D(_MMIO(0x66c04), D_BDW_PLUS);
2571 
2572 	MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS);
2573 
2574 	MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS);
2575 	MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS);
2576 	MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS);
2577 
2578 	MMIO_D(_MMIO(0xfdc), D_BDW_PLUS);
2579 	MMIO_DFH(GEN8_ROW_CHICKEN, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2580 		NULL, NULL);
2581 	MMIO_DFH(GEN7_ROW_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2582 		NULL, NULL);
2583 	MMIO_DFH(GEN8_UCGCTL6, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2584 
2585 	MMIO_DFH(_MMIO(0xb1f0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2586 	MMIO_DFH(_MMIO(0xb1c0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2587 	MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2588 	MMIO_DFH(_MMIO(0xb100), D_BDW, F_CMD_ACCESS, NULL, NULL);
2589 	MMIO_DFH(_MMIO(0xb10c), D_BDW, F_CMD_ACCESS, NULL, NULL);
2590 	MMIO_D(_MMIO(0xb110), D_BDW);
2591 
2592 	MMIO_F(_MMIO(0x24d0), 48, F_CMD_ACCESS, 0, 0, D_BDW_PLUS,
2593 		NULL, force_nonpriv_write);
2594 
2595 	MMIO_D(_MMIO(0x44484), D_BDW_PLUS);
2596 	MMIO_D(_MMIO(0x4448c), D_BDW_PLUS);
2597 
2598 	MMIO_DFH(_MMIO(0x83a4), D_BDW, F_CMD_ACCESS, NULL, NULL);
2599 	MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS);
2600 
2601 	MMIO_DFH(_MMIO(0x8430), D_BDW, F_CMD_ACCESS, NULL, NULL);
2602 
2603 	MMIO_D(_MMIO(0x110000), D_BDW_PLUS);
2604 
2605 	MMIO_D(_MMIO(0x48400), D_BDW_PLUS);
2606 
2607 	MMIO_D(_MMIO(0x6e570), D_BDW_PLUS);
2608 	MMIO_D(_MMIO(0x65f10), D_BDW_PLUS);
2609 
2610 	MMIO_DFH(_MMIO(0xe194), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2611 	MMIO_DFH(_MMIO(0xe188), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2612 	MMIO_DFH(HALF_SLICE_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2613 	MMIO_DFH(_MMIO(0x2580), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2614 
2615 	MMIO_DFH(_MMIO(0x2248), D_BDW, F_CMD_ACCESS, NULL, NULL);
2616 
2617 	MMIO_DFH(_MMIO(0xe220), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2618 	MMIO_DFH(_MMIO(0xe230), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2619 	MMIO_DFH(_MMIO(0xe240), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2620 	MMIO_DFH(_MMIO(0xe260), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2621 	MMIO_DFH(_MMIO(0xe270), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2622 	MMIO_DFH(_MMIO(0xe280), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2623 	MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2624 	MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2625 	MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2626 	return 0;
2627 }
2628 
2629 static int init_skl_mmio_info(struct intel_gvt *gvt)
2630 {
2631 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2632 	int ret;
2633 
2634 	MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2635 	MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL);
2636 	MMIO_DH(FORCEWAKE_BLITTER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2637 	MMIO_DH(FORCEWAKE_ACK_BLITTER_GEN9, D_SKL_PLUS, NULL, NULL);
2638 	MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2639 	MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL);
2640 
2641 	MMIO_F(_MMIO(_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2642 						dp_aux_ch_ctl_mmio_write);
2643 	MMIO_F(_MMIO(_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2644 						dp_aux_ch_ctl_mmio_write);
2645 	MMIO_F(_MMIO(_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2646 						dp_aux_ch_ctl_mmio_write);
2647 
2648 	/*
2649 	 * Use an arbitrary power well controlled by the PWR_WELL_CTL
2650 	 * register.
2651 	 */
2652 	MMIO_D(HSW_PWR_WELL_CTL_BIOS(SKL_DISP_PW_MISC_IO), D_SKL_PLUS);
2653 	MMIO_DH(HSW_PWR_WELL_CTL_DRIVER(SKL_DISP_PW_MISC_IO), D_SKL_PLUS, NULL,
2654 		skl_power_well_ctl_write);
2655 
2656 	MMIO_D(_MMIO(0xa210), D_SKL_PLUS);
2657 	MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2658 	MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2659 	MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2660 	MMIO_DH(_MMIO(0x4ddc), D_SKL_PLUS, NULL, NULL);
2661 	MMIO_DH(_MMIO(0x42080), D_SKL_PLUS, NULL, NULL);
2662 	MMIO_D(_MMIO(0x45504), D_SKL_PLUS);
2663 	MMIO_D(_MMIO(0x45520), D_SKL_PLUS);
2664 	MMIO_D(_MMIO(0x46000), D_SKL_PLUS);
2665 	MMIO_DH(_MMIO(0x46010), D_SKL | D_KBL, NULL, skl_lcpll_write);
2666 	MMIO_DH(_MMIO(0x46014), D_SKL | D_KBL, NULL, skl_lcpll_write);
2667 	MMIO_D(_MMIO(0x6C040), D_SKL | D_KBL);
2668 	MMIO_D(_MMIO(0x6C048), D_SKL | D_KBL);
2669 	MMIO_D(_MMIO(0x6C050), D_SKL | D_KBL);
2670 	MMIO_D(_MMIO(0x6C044), D_SKL | D_KBL);
2671 	MMIO_D(_MMIO(0x6C04C), D_SKL | D_KBL);
2672 	MMIO_D(_MMIO(0x6C054), D_SKL | D_KBL);
2673 	MMIO_D(_MMIO(0x6c058), D_SKL | D_KBL);
2674 	MMIO_D(_MMIO(0x6c05c), D_SKL | D_KBL);
2675 	MMIO_DH(_MMIO(0x6c060), D_SKL | D_KBL, dpll_status_read, NULL);
2676 
2677 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2678 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2679 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2680 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2681 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2682 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2683 
2684 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2685 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2686 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2687 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2688 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2689 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2690 
2691 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2692 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2693 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2694 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2695 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2696 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2697 
2698 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2699 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2700 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2701 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2702 
2703 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2704 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2705 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2706 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2707 
2708 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2709 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2710 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2711 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2712 
2713 	MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL_PLUS, NULL, NULL);
2714 	MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL_PLUS, NULL, NULL);
2715 	MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL_PLUS, NULL, NULL);
2716 
2717 	MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2718 	MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2719 	MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2720 
2721 	MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2722 	MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2723 	MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2724 
2725 	MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2726 	MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2727 	MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2728 
2729 	MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2730 	MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2731 	MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2732 
2733 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2734 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2735 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2736 
2737 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2738 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2739 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2740 
2741 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2742 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2743 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2744 
2745 	MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL_PLUS, NULL, NULL);
2746 	MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL_PLUS, NULL, NULL);
2747 	MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL_PLUS, NULL, NULL);
2748 
2749 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2750 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2751 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2752 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2753 
2754 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2755 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2756 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2757 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2758 
2759 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2760 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2761 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2762 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2763 
2764 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
2765 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
2766 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
2767 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
2768 
2769 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
2770 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
2771 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
2772 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
2773 
2774 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
2775 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
2776 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
2777 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
2778 
2779 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
2780 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
2781 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
2782 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
2783 
2784 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
2785 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
2786 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
2787 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
2788 
2789 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
2790 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
2791 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
2792 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
2793 
2794 	MMIO_D(_MMIO(0x70380), D_SKL_PLUS);
2795 	MMIO_D(_MMIO(0x71380), D_SKL_PLUS);
2796 	MMIO_D(_MMIO(0x72380), D_SKL_PLUS);
2797 	MMIO_D(_MMIO(0x7239c), D_SKL_PLUS);
2798 	MMIO_D(_MMIO(0x7039c), D_SKL_PLUS);
2799 
2800 	MMIO_D(_MMIO(0x8f074), D_SKL | D_KBL);
2801 	MMIO_D(_MMIO(0x8f004), D_SKL | D_KBL);
2802 	MMIO_D(_MMIO(0x8f034), D_SKL | D_KBL);
2803 
2804 	MMIO_D(_MMIO(0xb11c), D_SKL | D_KBL);
2805 
2806 	MMIO_D(_MMIO(0x51000), D_SKL | D_KBL);
2807 	MMIO_D(_MMIO(0x6c00c), D_SKL_PLUS);
2808 
2809 	MMIO_F(_MMIO(0xc800), 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL);
2810 	MMIO_F(_MMIO(0xb020), 0x80, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL);
2811 
2812 	MMIO_D(RPM_CONFIG0, D_SKL_PLUS);
2813 	MMIO_D(_MMIO(0xd08), D_SKL_PLUS);
2814 	MMIO_D(RC6_LOCATION, D_SKL_PLUS);
2815 	MMIO_DFH(_MMIO(0x20e0), D_SKL_PLUS, F_MODE_MASK, NULL, NULL);
2816 	MMIO_DFH(_MMIO(0x20ec), D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2817 
2818 	/* TRTT */
2819 	MMIO_DFH(_MMIO(0x4de0), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2820 	MMIO_DFH(_MMIO(0x4de4), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2821 	MMIO_DFH(_MMIO(0x4de8), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2822 	MMIO_DFH(_MMIO(0x4dec), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2823 	MMIO_DFH(_MMIO(0x4df0), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2824 	MMIO_DFH(_MMIO(0x4df4), D_SKL | D_KBL, F_CMD_ACCESS, NULL, gen9_trtte_write);
2825 	MMIO_DH(_MMIO(0x4dfc), D_SKL | D_KBL, NULL, gen9_trtt_chicken_write);
2826 
2827 	MMIO_D(_MMIO(0x45008), D_SKL | D_KBL);
2828 
2829 	MMIO_D(_MMIO(0x46430), D_SKL | D_KBL);
2830 
2831 	MMIO_D(_MMIO(0x46520), D_SKL | D_KBL);
2832 
2833 	MMIO_D(_MMIO(0xc403c), D_SKL | D_KBL);
2834 	MMIO_D(_MMIO(0xb004), D_SKL_PLUS);
2835 	MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
2836 
2837 	MMIO_D(_MMIO(0x65900), D_SKL_PLUS);
2838 	MMIO_D(_MMIO(0x1082c0), D_SKL | D_KBL);
2839 	MMIO_D(_MMIO(0x4068), D_SKL | D_KBL);
2840 	MMIO_D(_MMIO(0x67054), D_SKL | D_KBL);
2841 	MMIO_D(_MMIO(0x6e560), D_SKL | D_KBL);
2842 	MMIO_D(_MMIO(0x6e554), D_SKL | D_KBL);
2843 	MMIO_D(_MMIO(0x2b20), D_SKL | D_KBL);
2844 	MMIO_D(_MMIO(0x65f00), D_SKL | D_KBL);
2845 	MMIO_D(_MMIO(0x65f08), D_SKL | D_KBL);
2846 	MMIO_D(_MMIO(0x320f0), D_SKL | D_KBL);
2847 
2848 	MMIO_D(_MMIO(0x70034), D_SKL_PLUS);
2849 	MMIO_D(_MMIO(0x71034), D_SKL_PLUS);
2850 	MMIO_D(_MMIO(0x72034), D_SKL_PLUS);
2851 
2852 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_A)), D_SKL_PLUS);
2853 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_B)), D_SKL_PLUS);
2854 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_C)), D_SKL_PLUS);
2855 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_A)), D_SKL_PLUS);
2856 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_B)), D_SKL_PLUS);
2857 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_C)), D_SKL_PLUS);
2858 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_A)), D_SKL_PLUS);
2859 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_B)), D_SKL_PLUS);
2860 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_C)), D_SKL_PLUS);
2861 
2862 	MMIO_D(_MMIO(0x44500), D_SKL_PLUS);
2863 	MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2864 	MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL | D_KBL, F_MODE_MASK | F_CMD_ACCESS,
2865 		NULL, NULL);
2866 
2867 	MMIO_D(_MMIO(0x4ab8), D_KBL);
2868 	MMIO_D(_MMIO(0x2248), D_SKL_PLUS | D_KBL);
2869 
2870 	return 0;
2871 }
2872 
2873 static struct gvt_mmio_block *find_mmio_block(struct intel_gvt *gvt,
2874 					      unsigned int offset)
2875 {
2876 	unsigned long device = intel_gvt_get_device_type(gvt);
2877 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
2878 	int num = gvt->mmio.num_mmio_block;
2879 	int i;
2880 
2881 	for (i = 0; i < num; i++, block++) {
2882 		if (!(device & block->device))
2883 			continue;
2884 		if (offset >= i915_mmio_reg_offset(block->offset) &&
2885 		    offset < i915_mmio_reg_offset(block->offset) + block->size)
2886 			return block;
2887 	}
2888 	return NULL;
2889 }
2890 
2891 /**
2892  * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device
2893  * @gvt: GVT device
2894  *
2895  * This function is called at the driver unloading stage, to clean up the MMIO
2896  * information table of GVT device
2897  *
2898  */
2899 void intel_gvt_clean_mmio_info(struct intel_gvt *gvt)
2900 {
2901 	struct hlist_node *tmp;
2902 	struct intel_gvt_mmio_info *e;
2903 	int i;
2904 
2905 	hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node)
2906 		kfree(e);
2907 
2908 	vfree(gvt->mmio.mmio_attribute);
2909 	gvt->mmio.mmio_attribute = NULL;
2910 }
2911 
2912 /* Special MMIO blocks. */
2913 static struct gvt_mmio_block mmio_blocks[] = {
2914 	{D_SKL_PLUS, _MMIO(CSR_MMIO_START_RANGE), 0x3000, NULL, NULL},
2915 	{D_ALL, _MMIO(MCHBAR_MIRROR_BASE_SNB), 0x40000, NULL, NULL},
2916 	{D_ALL, _MMIO(VGT_PVINFO_PAGE), VGT_PVINFO_SIZE,
2917 		pvinfo_mmio_read, pvinfo_mmio_write},
2918 	{D_ALL, LGC_PALETTE(PIPE_A, 0), 1024, NULL, NULL},
2919 	{D_ALL, LGC_PALETTE(PIPE_B, 0), 1024, NULL, NULL},
2920 	{D_ALL, LGC_PALETTE(PIPE_C, 0), 1024, NULL, NULL},
2921 };
2922 
2923 /**
2924  * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device
2925  * @gvt: GVT device
2926  *
2927  * This function is called at the initialization stage, to setup the MMIO
2928  * information table for GVT device
2929  *
2930  * Returns:
2931  * zero on success, negative if failed.
2932  */
2933 int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
2934 {
2935 	struct intel_gvt_device_info *info = &gvt->device_info;
2936 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2937 	int size = info->mmio_size / 4 * sizeof(*gvt->mmio.mmio_attribute);
2938 	int ret;
2939 
2940 	gvt->mmio.mmio_attribute = vzalloc(size);
2941 	if (!gvt->mmio.mmio_attribute)
2942 		return -ENOMEM;
2943 
2944 	ret = init_generic_mmio_info(gvt);
2945 	if (ret)
2946 		goto err;
2947 
2948 	if (IS_BROADWELL(dev_priv)) {
2949 		ret = init_broadwell_mmio_info(gvt);
2950 		if (ret)
2951 			goto err;
2952 	} else if (IS_SKYLAKE(dev_priv)
2953 		|| IS_KABYLAKE(dev_priv)) {
2954 		ret = init_broadwell_mmio_info(gvt);
2955 		if (ret)
2956 			goto err;
2957 		ret = init_skl_mmio_info(gvt);
2958 		if (ret)
2959 			goto err;
2960 	}
2961 
2962 	gvt->mmio.mmio_block = mmio_blocks;
2963 	gvt->mmio.num_mmio_block = ARRAY_SIZE(mmio_blocks);
2964 
2965 	return 0;
2966 err:
2967 	intel_gvt_clean_mmio_info(gvt);
2968 	return ret;
2969 }
2970 
2971 /**
2972  * intel_gvt_for_each_tracked_mmio - iterate each tracked mmio
2973  * @gvt: a GVT device
2974  * @handler: the handler
2975  * @data: private data given to handler
2976  *
2977  * Returns:
2978  * Zero on success, negative error code if failed.
2979  */
2980 int intel_gvt_for_each_tracked_mmio(struct intel_gvt *gvt,
2981 	int (*handler)(struct intel_gvt *gvt, u32 offset, void *data),
2982 	void *data)
2983 {
2984 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
2985 	struct intel_gvt_mmio_info *e;
2986 	int i, j, ret;
2987 
2988 	hash_for_each(gvt->mmio.mmio_info_table, i, e, node) {
2989 		ret = handler(gvt, e->offset, data);
2990 		if (ret)
2991 			return ret;
2992 	}
2993 
2994 	for (i = 0; i < gvt->mmio.num_mmio_block; i++, block++) {
2995 		for (j = 0; j < block->size; j += 4) {
2996 			ret = handler(gvt,
2997 				      i915_mmio_reg_offset(block->offset) + j,
2998 				      data);
2999 			if (ret)
3000 				return ret;
3001 		}
3002 	}
3003 	return 0;
3004 }
3005 
3006 /**
3007  * intel_vgpu_default_mmio_read - default MMIO read handler
3008  * @vgpu: a vGPU
3009  * @offset: access offset
3010  * @p_data: data return buffer
3011  * @bytes: access data length
3012  *
3013  * Returns:
3014  * Zero on success, negative error code if failed.
3015  */
3016 int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
3017 		void *p_data, unsigned int bytes)
3018 {
3019 	read_vreg(vgpu, offset, p_data, bytes);
3020 	return 0;
3021 }
3022 
3023 /**
3024  * intel_t_default_mmio_write - default MMIO write handler
3025  * @vgpu: a vGPU
3026  * @offset: access offset
3027  * @p_data: write data buffer
3028  * @bytes: access data length
3029  *
3030  * Returns:
3031  * Zero on success, negative error code if failed.
3032  */
3033 int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3034 		void *p_data, unsigned int bytes)
3035 {
3036 	write_vreg(vgpu, offset, p_data, bytes);
3037 	return 0;
3038 }
3039 
3040 /**
3041  * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
3042  * force-nopriv register
3043  *
3044  * @gvt: a GVT device
3045  * @offset: register offset
3046  *
3047  * Returns:
3048  * True if the register is in force-nonpriv whitelist;
3049  * False if outside;
3050  */
3051 bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
3052 					  unsigned int offset)
3053 {
3054 	return in_whitelist(offset);
3055 }
3056 
3057 /**
3058  * intel_vgpu_mmio_reg_rw - emulate tracked mmio registers
3059  * @vgpu: a vGPU
3060  * @offset: register offset
3061  * @pdata: data buffer
3062  * @bytes: data length
3063  *
3064  * Returns:
3065  * Zero on success, negative error code if failed.
3066  */
3067 int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
3068 			   void *pdata, unsigned int bytes, bool is_read)
3069 {
3070 	struct intel_gvt *gvt = vgpu->gvt;
3071 	struct intel_gvt_mmio_info *mmio_info;
3072 	struct gvt_mmio_block *mmio_block;
3073 	gvt_mmio_func func;
3074 	int ret;
3075 
3076 	if (WARN_ON(bytes > 8))
3077 		return -EINVAL;
3078 
3079 	/*
3080 	 * Handle special MMIO blocks.
3081 	 */
3082 	mmio_block = find_mmio_block(gvt, offset);
3083 	if (mmio_block) {
3084 		func = is_read ? mmio_block->read : mmio_block->write;
3085 		if (func)
3086 			return func(vgpu, offset, pdata, bytes);
3087 		goto default_rw;
3088 	}
3089 
3090 	/*
3091 	 * Normal tracked MMIOs.
3092 	 */
3093 	mmio_info = find_mmio_info(gvt, offset);
3094 	if (!mmio_info) {
3095 		if (!vgpu->mmio.disable_warn_untrack)
3096 			gvt_vgpu_err("untracked MMIO %08x len %d\n",
3097 				     offset, bytes);
3098 		goto default_rw;
3099 	}
3100 
3101 	if (is_read)
3102 		return mmio_info->read(vgpu, offset, pdata, bytes);
3103 	else {
3104 		u64 ro_mask = mmio_info->ro_mask;
3105 		u32 old_vreg = 0, old_sreg = 0;
3106 		u64 data = 0;
3107 
3108 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3109 			old_vreg = vgpu_vreg(vgpu, offset);
3110 			old_sreg = vgpu_sreg(vgpu, offset);
3111 		}
3112 
3113 		if (likely(!ro_mask))
3114 			ret = mmio_info->write(vgpu, offset, pdata, bytes);
3115 		else if (!~ro_mask) {
3116 			gvt_vgpu_err("try to write RO reg %x\n", offset);
3117 			return 0;
3118 		} else {
3119 			/* keep the RO bits in the virtual register */
3120 			memcpy(&data, pdata, bytes);
3121 			data &= ~ro_mask;
3122 			data |= vgpu_vreg(vgpu, offset) & ro_mask;
3123 			ret = mmio_info->write(vgpu, offset, &data, bytes);
3124 		}
3125 
3126 		/* higher 16bits of mode ctl regs are mask bits for change */
3127 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3128 			u32 mask = vgpu_vreg(vgpu, offset) >> 16;
3129 
3130 			vgpu_vreg(vgpu, offset) = (old_vreg & ~mask)
3131 					| (vgpu_vreg(vgpu, offset) & mask);
3132 			vgpu_sreg(vgpu, offset) = (old_sreg & ~mask)
3133 					| (vgpu_sreg(vgpu, offset) & mask);
3134 		}
3135 	}
3136 
3137 	return ret;
3138 
3139 default_rw:
3140 	return is_read ?
3141 		intel_vgpu_default_mmio_read(vgpu, offset, pdata, bytes) :
3142 		intel_vgpu_default_mmio_write(vgpu, offset, pdata, bytes);
3143 }
3144